28664586

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 65075400

約数和(自身を除く): 36410814

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 89, 174, 178, 261, 267, 522, 534, 617, 801, 1234, 1602, 1851, 2581, 3702, 5162, 5553, 7743, 11106, 15486, 17893, 23229, 35786, 46458, 53679, 54913, 107358, 109826, 161037, 164739, 322074, 329478, 494217, 988434, 1592477, 3184954, 4777431, 9554862, 14332293, 28664586]

約数ペア:

[(1, 28664586), (2, 14332293), (3, 9554862), (6, 4777431), (9, 3184954), (18, 1592477), (29, 988434), (58, 494217), (87, 329478), (89, 322074), (174, 164739), (178, 161037), (261, 109826), (267, 107358), (522, 54913), (534, 53679), (617, 46458), (801, 35786), (1234, 23229), (1602, 17893), (1851, 15486), (2581, 11106), (3702, 7743), (5162, 5553)]