128292352

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{1973}}^1$

素因数の和:2118

約数の個数: 40

約数和(自身を含む): 258483456

約数和(自身を除く): 130191104

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1973, 2032, 3946, 4064, 7892, 8128, 15784, 16256, 31568, 32512, 63136, 65024, 126272, 250571, 252544, 501142, 505088, 1002284, 1010176, 2004568, 4009136, 8018272, 16036544, 32073088, 64146176, 128292352]

約数ペア:

[(1, 128292352), (2, 64146176), (4, 32073088), (8, 16036544), (16, 8018272), (32, 4009136), (64, 2004568), (127, 1010176), (128, 1002284), (254, 505088), (256, 501142), (508, 252544), (512, 250571), (1016, 126272), (1973, 65024), (2032, 63136), (3946, 32512), (4064, 31568), (7892, 16256), (8128, 15784)]