1627749

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 24

約数和(自身を含む): 2560320

約数和(自身を除く): 932571

約数列:

[1, 3, 9, 19, 27, 57, 167, 171, 361, 501, 513, 1083, 1503, 3173, 3249, 4509, 9519, 9747, 28557, 60287, 85671, 180861, 542583, 1627749]

約数ペア:

[(1, 1627749), (3, 542583), (9, 180861), (19, 85671), (27, 60287), (57, 28557), (167, 9747), (171, 9519), (361, 4509), (501, 3249), (513, 3173), (1083, 1503)]