388978875

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{5011}}^1$

素因数の和:5058

約数の個数: 64

約数和(自身を含む): 750597120

約数和(自身を除く): 361618245

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 375, 575, 621, 675, 1035, 1125, 1725, 2875, 3105, 3375, 5011, 5175, 8625, 15033, 15525, 25055, 25875, 45099, 75165, 77625, 115253, 125275, 135297, 225495, 345759, 375825, 576265, 626375, 676485, 1037277, 1127475, 1728795, 1879125, 2881325, 3111831, 3382425, 5186385, 5637375, 8643975, 14406625, 15559155, 16912125, 25931925, 43219875, 77795775, 129659625, 388978875]

約数ペア:

[(1, 388978875), (3, 129659625), (5, 77795775), (9, 43219875), (15, 25931925), (23, 16912125), (25, 15559155), (27, 14406625), (45, 8643975), (69, 5637375), (75, 5186385), (115, 3382425), (125, 3111831), (135, 2881325), (207, 1879125), (225, 1728795), (345, 1127475), (375, 1037277), (575, 676485), (621, 626375), (675, 576265), (1035, 375825), (1125, 345759), (1725, 225495), (2875, 135297), (3105, 125275), (3375, 115253), (5011, 77625), (5175, 75165), (8625, 45099), (15033, 25875), (15525, 25055)]