11906375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 16982784

約数和(自身を除く): 5076409

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 431, 1105, 1625, 2125, 2155, 5525, 5603, 7327, 10775, 27625, 28015, 36635, 53875, 95251, 140075, 183175, 476255, 700375, 915875, 2381275, 11906375]

約数ペア:

[(1, 11906375), (5, 2381275), (13, 915875), (17, 700375), (25, 476255), (65, 183175), (85, 140075), (125, 95251), (221, 53875), (325, 36635), (425, 28015), (431, 27625), (1105, 10775), (1625, 7327), (2125, 5603), (2155, 5525)]