1389376

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1306

約数の個数: 28

約数和(自身を含む): 2921508

約数和(自身を除く): 1532132

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 1277, 2554, 5108, 10216, 20432, 21709, 40864, 43418, 81728, 86836, 173672, 347344, 694688, 1389376]

約数ペア:

[(1, 1389376), (2, 694688), (4, 347344), (8, 173672), (16, 86836), (17, 81728), (32, 43418), (34, 40864), (64, 21709), (68, 20432), (136, 10216), (272, 5108), (544, 2554), (1088, 1277)]