157216725

素因数分解:

$3^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{2111}}^1$

素因数の和:2458

約数の個数: 36

約数和(自身を含む): 282577152

約数和(自身を除く): 125360427

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 331, 993, 1655, 2111, 2979, 4965, 6333, 8275, 10555, 14895, 18999, 24825, 31665, 52775, 74475, 94995, 158325, 474975, 698741, 2096223, 3493705, 6288669, 10481115, 17468525, 31443345, 52405575, 157216725]

約数ペア:

[(1, 157216725), (3, 52405575), (5, 31443345), (9, 17468525), (15, 10481115), (25, 6288669), (45, 3493705), (75, 2096223), (225, 698741), (331, 474975), (993, 158325), (1655, 94995), (2111, 74475), (2979, 52775), (4965, 31665), (6333, 24825), (8275, 18999), (10555, 14895)]