1223163975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2243}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 2210465664

約数和(自身を除く): 987301689

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 661, 825, 1983, 2243, 3305, 6729, 7271, 9915, 11215, 16525, 21813, 24673, 33645, 36355, 49575, 56075, 74019, 109065, 123365, 168225, 181775, 370095, 545325, 616825, 1482623, 1850475, 4447869, 7413115, 16308853, 22239345, 37065575, 48926559, 81544265, 111196725, 244632795, 407721325, 1223163975]

約数ペア:

[(1, 1223163975), (3, 407721325), (5, 244632795), (11, 111196725), (15, 81544265), (25, 48926559), (33, 37065575), (55, 22239345), (75, 16308853), (165, 7413115), (275, 4447869), (661, 1850475), (825, 1482623), (1983, 616825), (2243, 545325), (3305, 370095), (6729, 181775), (7271, 168225), (9915, 123365), (11215, 109065), (16525, 74019), (21813, 56075), (24673, 49575), (33645, 36355)]