12911468925

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{39749}}^1$

素因数の和:39894

約数の個数: 48

約数和(自身を含む): 22003056000

約数和(自身を除く): 9091587075

約数列:

[1, 3, 5, 15, 25, 61, 71, 75, 183, 213, 305, 355, 915, 1065, 1525, 1775, 4331, 4575, 5325, 12993, 21655, 39749, 64965, 108275, 119247, 198745, 324825, 596235, 993725, 2424689, 2822179, 2981175, 7274067, 8466537, 12123445, 14110895, 36370335, 42332685, 60617225, 70554475, 172152919, 181851675, 211663425, 516458757, 860764595, 2582293785, 4303822975, 12911468925]

約数ペア:

[(1, 12911468925), (3, 4303822975), (5, 2582293785), (15, 860764595), (25, 516458757), (61, 211663425), (71, 181851675), (75, 172152919), (183, 70554475), (213, 60617225), (305, 42332685), (355, 36370335), (915, 14110895), (1065, 12123445), (1525, 8466537), (1775, 7274067), (4331, 2981175), (4575, 2822179), (5325, 2424689), (12993, 993725), (21655, 596235), (39749, 324825), (64965, 198745), (108275, 119247)]