31143285

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:735

約数の個数: 40

約数和(自身を含む): 56349216

約数和(自身を除く): 25205931

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 587, 655, 1179, 1761, 1965, 2935, 3537, 5283, 5895, 8805, 10611, 15849, 17685, 26415, 47547, 53055, 76897, 79245, 230691, 237735, 384485, 692073, 1153455, 2076219, 3460365, 6228657, 10381095, 31143285]

約数ペア:

[(1, 31143285), (3, 10381095), (5, 6228657), (9, 3460365), (15, 2076219), (27, 1153455), (45, 692073), (81, 384485), (131, 237735), (135, 230691), (393, 79245), (405, 76897), (587, 53055), (655, 47547), (1179, 26415), (1761, 17685), (1965, 15849), (2935, 10611), (3537, 8805), (5283, 5895)]