213525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:102

約数の個数: 36

約数和(自身を含む): 417508

約数和(自身を除く): 203983

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 73, 75, 117, 195, 219, 225, 325, 365, 585, 657, 949, 975, 1095, 1825, 2847, 2925, 3285, 4745, 5475, 8541, 14235, 16425, 23725, 42705, 71175, 213525]

約数ペア:

[(1, 213525), (3, 71175), (5, 42705), (9, 23725), (13, 16425), (15, 14235), (25, 8541), (39, 5475), (45, 4745), (65, 3285), (73, 2925), (75, 2847), (117, 1825), (195, 1095), (219, 975), (225, 949), (325, 657), (365, 585)]