128435524

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 261854208

約数和(自身を除く): 133418684

約数列:

[1, 2, 4, 7, 14, 28, 107, 163, 214, 263, 326, 428, 526, 652, 749, 1052, 1141, 1498, 1841, 2282, 2996, 3682, 4564, 7364, 17441, 28141, 34882, 42869, 56282, 69764, 85738, 112564, 122087, 171476, 196987, 244174, 300083, 393974, 488348, 600166, 787948, 1200332, 4586983, 9173966, 18347932, 32108881, 64217762, 128435524]

約数ペア:

[(1, 128435524), (2, 64217762), (4, 32108881), (7, 18347932), (14, 9173966), (28, 4586983), (107, 1200332), (163, 787948), (214, 600166), (263, 488348), (326, 393974), (428, 300083), (526, 244174), (652, 196987), (749, 171476), (1052, 122087), (1141, 112564), (1498, 85738), (1841, 69764), (2282, 56282), (2996, 42869), (3682, 34882), (4564, 28141), (7364, 17441)]