28473165

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 59131800

約数和(自身を除く): 30658635

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 49, 63, 105, 111, 147, 185, 245, 259, 315, 333, 349, 441, 555, 735, 777, 1047, 1295, 1665, 1745, 1813, 2205, 2331, 2443, 3141, 3885, 5235, 5439, 7329, 9065, 11655, 12215, 12913, 15705, 16317, 17101, 21987, 27195, 36645, 38739, 51303, 64565, 81585, 85505, 90391, 109935, 116217, 153909, 193695, 256515, 271173, 451955, 581085, 632737, 769545, 813519, 1355865, 1898211, 3163685, 4067595, 5694633, 9491055, 28473165]

約数ペア:

[(1, 28473165), (3, 9491055), (5, 5694633), (7, 4067595), (9, 3163685), (15, 1898211), (21, 1355865), (35, 813519), (37, 769545), (45, 632737), (49, 581085), (63, 451955), (105, 271173), (111, 256515), (147, 193695), (185, 153909), (245, 116217), (259, 109935), (315, 90391), (333, 85505), (349, 81585), (441, 64565), (555, 51303), (735, 38739), (777, 36645), (1047, 27195), (1295, 21987), (1665, 17101), (1745, 16317), (1813, 15705), (2205, 12913), (2331, 12215), (2443, 11655), (3141, 9065), (3885, 7329), (5235, 5439)]