61366275

素因数分解:

$3^3\times 5^2\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 113509600

約数和(自身を除く): 52143325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 229, 397, 675, 687, 1145, 1191, 1985, 2061, 3435, 3573, 5725, 5955, 6183, 9925, 10305, 10719, 17175, 17865, 29775, 30915, 51525, 53595, 89325, 90913, 154575, 267975, 272739, 454565, 818217, 1363695, 2272825, 2454651, 4091085, 6818475, 12273255, 20455425, 61366275]

約数ペア:

[(1, 61366275), (3, 20455425), (5, 12273255), (9, 6818475), (15, 4091085), (25, 2454651), (27, 2272825), (45, 1363695), (75, 818217), (135, 454565), (225, 272739), (229, 267975), (397, 154575), (675, 90913), (687, 89325), (1145, 53595), (1191, 51525), (1985, 30915), (2061, 29775), (3435, 17865), (3573, 17175), (5725, 10719), (5955, 10305), (6183, 9925)]