128565416

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2089}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 282338100

約数和(自身を除く): 153772684

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 1099, 1256, 2089, 2198, 4178, 4396, 7693, 8356, 8792, 14623, 15386, 16712, 29246, 30772, 58492, 61544, 102361, 116984, 204722, 327973, 409444, 655946, 818888, 1311892, 2295811, 2623784, 4591622, 9183244, 16070677, 18366488, 32141354, 64282708, 128565416]

約数ペア:

[(1, 128565416), (2, 64282708), (4, 32141354), (7, 18366488), (8, 16070677), (14, 9183244), (28, 4591622), (49, 2623784), (56, 2295811), (98, 1311892), (157, 818888), (196, 655946), (314, 409444), (392, 327973), (628, 204722), (1099, 116984), (1256, 102361), (2089, 61544), (2198, 58492), (4178, 30772), (4396, 29246), (7693, 16712), (8356, 15386), (8792, 14623)]