16004925

素因数分解:

$3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 29789760

約数和(自身を除く): 13784835

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 131, 135, 181, 225, 393, 543, 655, 675, 905, 1179, 1629, 1965, 2715, 3275, 3537, 4525, 4887, 5895, 8145, 9825, 13575, 17685, 23711, 24435, 29475, 40725, 71133, 88425, 118555, 122175, 213399, 355665, 592775, 640197, 1066995, 1778325, 3200985, 5334975, 16004925]

約数ペア:

[(1, 16004925), (3, 5334975), (5, 3200985), (9, 1778325), (15, 1066995), (25, 640197), (27, 592775), (45, 355665), (75, 213399), (131, 122175), (135, 118555), (181, 88425), (225, 71133), (393, 40725), (543, 29475), (655, 24435), (675, 23711), (905, 17685), (1179, 13575), (1629, 9825), (1965, 8145), (2715, 5895), (3275, 4887), (3537, 4525)]