139956856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12577}}^1$

素因数の和:12703

約数の個数: 32

約数和(自身を含む): 285269040

約数和(自身を除く): 145312184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 2782, 5564, 11128, 12577, 25154, 50308, 100616, 163501, 327002, 654004, 1308008, 1345739, 2691478, 5382956, 10765912, 17494607, 34989214, 69978428, 139956856]

約数ペア:

[(1, 139956856), (2, 69978428), (4, 34989214), (8, 17494607), (13, 10765912), (26, 5382956), (52, 2691478), (104, 1345739), (107, 1308008), (214, 654004), (428, 327002), (856, 163501), (1391, 100616), (2782, 50308), (5564, 25154), (11128, 12577)]