388133326

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{2141}}^1$

素因数の和:2736

約数の個数: 32

約数和(自身を含む): 695858688

約数和(自身を除く): 307725362

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 563, 1126, 2141, 3941, 4282, 7882, 12949, 14987, 25898, 29974, 49243, 90643, 98486, 181286, 344701, 689402, 1205383, 2410766, 8437681, 16875362, 27723809, 55447618, 194066663, 388133326]

約数ペア:

[(1, 388133326), (2, 194066663), (7, 55447618), (14, 27723809), (23, 16875362), (46, 8437681), (161, 2410766), (322, 1205383), (563, 689402), (1126, 344701), (2141, 181286), (3941, 98486), (4282, 90643), (7882, 49243), (12949, 29974), (14987, 25898)]