997071625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1489}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 1361168640

約数和(自身を除く): 364097015

約数列:

[1, 5, 11, 25, 55, 125, 275, 487, 1375, 1489, 2435, 5357, 7445, 12175, 16379, 26785, 37225, 60875, 81895, 133925, 186125, 409475, 669625, 725143, 2047375, 3625715, 7976573, 18128575, 39882865, 90642875, 199414325, 997071625]

約数ペア:

[(1, 997071625), (5, 199414325), (11, 90642875), (25, 39882865), (55, 18128575), (125, 7976573), (275, 3625715), (487, 2047375), (1375, 725143), (1489, 669625), (2435, 409475), (5357, 186125), (7445, 133925), (12175, 81895), (16379, 60875), (26785, 37225)]