49401225

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 91512000

約数和(自身を除く): 42110775

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 449, 489, 675, 815, 1347, 1467, 2245, 2445, 4041, 4075, 4401, 6735, 7335, 11225, 12123, 12225, 20205, 22005, 33675, 36675, 60615, 73187, 101025, 110025, 219561, 303075, 365935, 658683, 1097805, 1829675, 1976049, 3293415, 5489025, 9880245, 16467075, 49401225]

約数ペア:

[(1, 49401225), (3, 16467075), (5, 9880245), (9, 5489025), (15, 3293415), (25, 1976049), (27, 1829675), (45, 1097805), (75, 658683), (135, 365935), (163, 303075), (225, 219561), (449, 110025), (489, 101025), (675, 73187), (815, 60615), (1347, 36675), (1467, 33675), (2245, 22005), (2445, 20205), (4041, 12225), (4075, 12123), (4401, 11225), (6735, 7335)]