201557745

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{61357}}^1$

素因数の和:61441

約数の個数: 24

約数和(自身を含む): 354158376

約数和(自身を除く): 152600631

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 61357, 184071, 306785, 552213, 920355, 2761065, 4479061, 13437183, 22395305, 40311549, 67185915, 201557745]

約数ペア:

[(1, 201557745), (3, 67185915), (5, 40311549), (9, 22395305), (15, 13437183), (45, 4479061), (73, 2761065), (219, 920355), (365, 552213), (657, 306785), (1095, 184071), (3285, 61357)]