123289984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{56659}}^1$

素因数の和:56690

約数の個数: 32

約数和(自身を含む): 260069400

約数和(自身を除く): 136779416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 56659, 113318, 226636, 453272, 906544, 963203, 1813088, 1926406, 3626176, 3852812, 7252352, 7705624, 15411248, 30822496, 61644992, 123289984]

約数ペア:

[(1, 123289984), (2, 61644992), (4, 30822496), (8, 15411248), (16, 7705624), (17, 7252352), (32, 3852812), (34, 3626176), (64, 1926406), (68, 1813088), (128, 963203), (136, 906544), (272, 453272), (544, 226636), (1088, 113318), (2176, 56659)]