385910728

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{21739}}^1$

素因数の和:22069

約数の個数: 32

約数和(自身を含む): 829598400

約数和(自身を除く): 443687672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1268, 2219, 2536, 4438, 8876, 17752, 21739, 43478, 86956, 152173, 173912, 304346, 608692, 1217384, 6891263, 13782526, 27565052, 48238841, 55130104, 96477682, 192955364, 385910728]

約数ペア:

[(1, 385910728), (2, 192955364), (4, 96477682), (7, 55130104), (8, 48238841), (14, 27565052), (28, 13782526), (56, 6891263), (317, 1217384), (634, 608692), (1268, 304346), (2219, 173912), (2536, 152173), (4438, 86956), (8876, 43478), (17752, 21739)]