18149486565

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{463}}^1$

素因数の和:912

約数の個数: 128

約数和(自身を含む): 35813376000

約数和(自身を除く): 17663889435

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 343, 399, 401, 463, 665, 735, 931, 1029, 1203, 1389, 1715, 1995, 2005, 2315, 2793, 2807, 3241, 4655, 5145, 6015, 6517, 6945, 7619, 8421, 8797, 9723, 13965, 14035, 16205, 19551, 19649, 22687, 22857, 26391, 32585, 38095, 42105, 43985, 48615, 53333, 58947, 61579, 68061, 97755, 98245, 113435, 114285, 131955, 137543, 158809, 159999, 184737, 185663, 266665, 294735, 307895, 340305, 373331, 412629, 431053, 476427, 556989, 687715, 794045, 799995, 923685, 928315, 1119993, 1293159, 1299641, 1866655, 2063145, 2155265, 2382135, 2613317, 2784945, 3017371, 3527597, 3898923, 5599965, 6465795, 6498205, 7839951, 9052113, 9097487, 10582791, 13066585, 15086855, 17637985, 19494615, 24693179, 27292461, 39199755, 45260565, 45487435, 52913955, 63682409, 74079537, 123465895, 136462305, 172852253, 191047227, 318412045, 370397685, 518556759, 864261265, 955236135, 1209965771, 2592783795, 3629897313, 6049828855, 18149486565]

約数ペア:

[(1, 18149486565), (3, 6049828855), (5, 3629897313), (7, 2592783795), (15, 1209965771), (19, 955236135), (21, 864261265), (35, 518556759), (49, 370397685), (57, 318412045), (95, 191047227), (105, 172852253), (133, 136462305), (147, 123465895), (245, 74079537), (285, 63682409), (343, 52913955), (399, 45487435), (401, 45260565), (463, 39199755), (665, 27292461), (735, 24693179), (931, 19494615), (1029, 17637985), (1203, 15086855), (1389, 13066585), (1715, 10582791), (1995, 9097487), (2005, 9052113), (2315, 7839951), (2793, 6498205), (2807, 6465795), (3241, 5599965), (4655, 3898923), (5145, 3527597), (6015, 3017371), (6517, 2784945), (6945, 2613317), (7619, 2382135), (8421, 2155265), (8797, 2063145), (9723, 1866655), (13965, 1299641), (14035, 1293159), (16205, 1119993), (19551, 928315), (19649, 923685), (22687, 799995), (22857, 794045), (26391, 687715), (32585, 556989), (38095, 476427), (42105, 431053), (43985, 412629), (48615, 373331), (53333, 340305), (58947, 307895), (61579, 294735), (68061, 266665), (97755, 185663), (98245, 184737), (113435, 159999), (114285, 158809), (131955, 137543)]