201438945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 384943104

約数和(自身を除く): 183504159

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 47, 69, 101, 115, 123, 141, 205, 207, 235, 303, 345, 369, 423, 505, 615, 705, 909, 943, 1035, 1081, 1515, 1845, 1927, 2115, 2323, 2829, 3243, 4141, 4545, 4715, 4747, 5405, 5781, 6969, 8487, 9635, 9729, 11615, 12423, 14145, 14241, 16215, 17343, 20705, 20907, 23735, 28905, 34845, 37269, 42435, 42723, 44321, 48645, 62115, 71205, 86715, 95243, 104535, 109181, 132963, 186345, 194627, 213615, 221605, 285729, 327543, 398889, 476215, 545905, 583881, 664815, 857187, 973135, 982629, 1428645, 1637715, 1751643, 1994445, 2919405, 4285935, 4476421, 4913145, 8758215, 13429263, 22382105, 40287789, 67146315, 201438945]

約数ペア:

[(1, 201438945), (3, 67146315), (5, 40287789), (9, 22382105), (15, 13429263), (23, 8758215), (41, 4913145), (45, 4476421), (47, 4285935), (69, 2919405), (101, 1994445), (115, 1751643), (123, 1637715), (141, 1428645), (205, 982629), (207, 973135), (235, 857187), (303, 664815), (345, 583881), (369, 545905), (423, 476215), (505, 398889), (615, 327543), (705, 285729), (909, 221605), (943, 213615), (1035, 194627), (1081, 186345), (1515, 132963), (1845, 109181), (1927, 104535), (2115, 95243), (2323, 86715), (2829, 71205), (3243, 62115), (4141, 48645), (4545, 44321), (4715, 42723), (4747, 42435), (5405, 37269), (5781, 34845), (6969, 28905), (8487, 23735), (9635, 20907), (9729, 20705), (11615, 17343), (12423, 16215), (14145, 14241)]