65605218

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 157831632

約数和(自身を除く): 92226414

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 163, 222, 259, 294, 326, 489, 518, 777, 978, 1141, 1369, 1554, 1813, 2282, 2738, 3423, 3626, 4107, 5439, 6031, 6846, 7987, 8214, 9583, 10878, 12062, 15974, 18093, 19166, 23961, 28749, 36186, 42217, 47922, 57498, 67081, 84434, 126651, 134162, 201243, 223147, 253302, 295519, 402486, 446294, 591038, 669441, 886557, 1338882, 1562029, 1773114, 3124058, 4686087, 9372174, 10934203, 21868406, 32802609, 65605218]

約数ペア:

[(1, 65605218), (2, 32802609), (3, 21868406), (6, 10934203), (7, 9372174), (14, 4686087), (21, 3124058), (37, 1773114), (42, 1562029), (49, 1338882), (74, 886557), (98, 669441), (111, 591038), (147, 446294), (163, 402486), (222, 295519), (259, 253302), (294, 223147), (326, 201243), (489, 134162), (518, 126651), (777, 84434), (978, 67081), (1141, 57498), (1369, 47922), (1554, 42217), (1813, 36186), (2282, 28749), (2738, 23961), (3423, 19166), (3626, 18093), (4107, 15974), (5439, 12062), (6031, 10878), (6846, 9583), (7987, 8214)]