1618590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 3920256

約数和(自身を除く): 2301666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 331, 489, 662, 815, 978, 993, 1630, 1655, 1986, 2445, 3310, 4890, 4965, 9930, 53953, 107906, 161859, 269765, 323718, 539530, 809295, 1618590]

約数ペア:

[(1, 1618590), (2, 809295), (3, 539530), (5, 323718), (6, 269765), (10, 161859), (15, 107906), (30, 53953), (163, 9930), (326, 4965), (331, 4890), (489, 3310), (662, 2445), (815, 1986), (978, 1655), (993, 1630)]