865342688

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{203323}}^1$

素因数の和:203359

約数の個数: 48

約数和(自身を含む): 2049505920

約数和(自身を除く): 1184163232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 203323, 406646, 813292, 1423261, 1626584, 2846522, 3253168, 3863137, 5693044, 6506336, 7726274, 11386088, 15452548, 22772176, 27041959, 30905096, 45544352, 54083918, 61810192, 108167836, 123620384, 216335672, 432671344, 865342688]

約数ペア:

[(1, 865342688), (2, 432671344), (4, 216335672), (7, 123620384), (8, 108167836), (14, 61810192), (16, 54083918), (19, 45544352), (28, 30905096), (32, 27041959), (38, 22772176), (56, 15452548), (76, 11386088), (112, 7726274), (133, 6506336), (152, 5693044), (224, 3863137), (266, 3253168), (304, 2846522), (532, 1626584), (608, 1423261), (1064, 813292), (2128, 406646), (4256, 203323)]