1662555

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 1194405

約数列:

[1, 3, 5, 15, 23, 61, 69, 79, 115, 183, 237, 305, 345, 395, 915, 1185, 1403, 1817, 4209, 4819, 5451, 7015, 9085, 14457, 21045, 24095, 27255, 72285, 110837, 332511, 554185, 1662555]

約数ペア:

[(1, 1662555), (3, 554185), (5, 332511), (15, 110837), (23, 72285), (61, 27255), (69, 24095), (79, 21045), (115, 14457), (183, 9085), (237, 7015), (305, 5451), (345, 4819), (395, 4209), (915, 1817), (1185, 1403)]