28701471968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{4637}}^1\times {\mathrm{14879}}^1$

素因数の和:19539

約数の個数: 48

約数和(自身を含む): 60869854080

約数和(自身を除く): 32168382112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 4637, 9274, 14879, 18548, 29758, 37096, 59516, 60281, 74192, 119032, 120562, 148384, 193427, 238064, 241124, 386854, 476128, 482248, 773708, 964496, 1547416, 1928992, 3094832, 6189664, 68993923, 137987846, 275975692, 551951384, 896920999, 1103902768, 1793841998, 2207805536, 3587683996, 7175367992, 14350735984, 28701471968]

約数ペア:

[(1, 28701471968), (2, 14350735984), (4, 7175367992), (8, 3587683996), (13, 2207805536), (16, 1793841998), (26, 1103902768), (32, 896920999), (52, 551951384), (104, 275975692), (208, 137987846), (416, 68993923), (4637, 6189664), (9274, 3094832), (14879, 1928992), (18548, 1547416), (29758, 964496), (37096, 773708), (59516, 482248), (60281, 476128), (74192, 386854), (119032, 241124), (120562, 238064), (148384, 193427)]