28189566

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 66355200

約数和(自身を除く): 38165634

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 47, 54, 58, 87, 94, 141, 174, 261, 282, 383, 423, 522, 766, 783, 846, 1149, 1269, 1363, 1566, 2298, 2538, 2726, 3447, 4089, 6894, 8178, 10341, 11107, 12267, 18001, 20682, 22214, 24534, 33321, 36002, 36801, 54003, 66642, 73602, 99963, 108006, 162009, 199926, 299889, 324018, 486027, 522029, 599778, 972054, 1044058, 1566087, 3132174, 4698261, 9396522, 14094783, 28189566]

約数ペア:

[(1, 28189566), (2, 14094783), (3, 9396522), (6, 4698261), (9, 3132174), (18, 1566087), (27, 1044058), (29, 972054), (47, 599778), (54, 522029), (58, 486027), (87, 324018), (94, 299889), (141, 199926), (174, 162009), (261, 108006), (282, 99963), (383, 73602), (423, 66642), (522, 54003), (766, 36801), (783, 36002), (846, 33321), (1149, 24534), (1269, 22214), (1363, 20682), (1566, 18001), (2298, 12267), (2538, 11107), (2726, 10341), (3447, 8178), (4089, 6894)]