31037337

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 40

約数和(自身を含む): 48888840

約数和(自身を除く): 17851503

約数列:

[1, 3, 9, 27, 29, 73, 81, 87, 181, 219, 261, 543, 657, 783, 1629, 1971, 2117, 2349, 4887, 5249, 5913, 6351, 13213, 14661, 15747, 19053, 39639, 47241, 57159, 118917, 141723, 171477, 356751, 383177, 425169, 1070253, 1149531, 3448593, 10345779, 31037337]

約数ペア:

[(1, 31037337), (3, 10345779), (9, 3448593), (27, 1149531), (29, 1070253), (73, 425169), (81, 383177), (87, 356751), (181, 171477), (219, 141723), (261, 118917), (543, 57159), (657, 47241), (783, 39639), (1629, 19053), (1971, 15747), (2117, 14661), (2349, 13213), (4887, 6351), (5249, 5913)]