72505278

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{138899}}^1$

素因数の和:138936

約数の個数: 24

約数和(自身を含む): 162513000

約数和(自身を除く): 90007722

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 138899, 277798, 416697, 833394, 1250091, 2500182, 4028071, 8056142, 12084213, 24168426, 36252639, 72505278]

約数ペア:

[(1, 72505278), (2, 36252639), (3, 24168426), (6, 12084213), (9, 8056142), (18, 4028071), (29, 2500182), (58, 1250091), (87, 833394), (174, 416697), (261, 277798), (522, 138899)]