61855425

素因数分解:

$3^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1090

約数の個数: 36

約数和(自身を含む): 111223164

約数和(自身を除く): 49367739

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 421, 653, 1263, 1959, 2105, 3265, 3789, 5877, 6315, 9795, 10525, 16325, 18945, 29385, 31575, 48975, 94725, 146925, 274913, 824739, 1374565, 2474217, 4123695, 6872825, 12371085, 20618475, 61855425]

約数ペア:

[(1, 61855425), (3, 20618475), (5, 12371085), (9, 6872825), (15, 4123695), (25, 2474217), (45, 1374565), (75, 824739), (225, 274913), (421, 146925), (653, 94725), (1263, 48975), (1959, 31575), (2105, 29385), (3265, 18945), (3789, 16325), (5877, 10525), (6315, 9795)]