4971375

素因数分解:

$3^4\times 5^3\times {\mathrm{491}}^1$

素因数の和:518

約数の個数: 40

約数和(自身を含む): 9286992

約数和(自身を除く): 4315617

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 491, 675, 1125, 1473, 2025, 2455, 3375, 4419, 7365, 10125, 12275, 13257, 22095, 36825, 39771, 61375, 66285, 110475, 184125, 198855, 331425, 552375, 994275, 1657125, 4971375]

約数ペア:

[(1, 4971375), (3, 1657125), (5, 994275), (9, 552375), (15, 331425), (25, 198855), (27, 184125), (45, 110475), (75, 66285), (81, 61375), (125, 39771), (135, 36825), (225, 22095), (375, 13257), (405, 12275), (491, 10125), (675, 7365), (1125, 4419), (1473, 3375), (2025, 2455)]