1222494255

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{18443}}^1$

素因数の和:18948

約数の個数: 32

約数和(自身を含む): 2177867520

約数和(自身を除く): 955373265

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2455, 4419, 7365, 13257, 18443, 22095, 55329, 66285, 92215, 165987, 276645, 497961, 829935, 2489805, 9055513, 27166539, 45277565, 81499617, 135832695, 244498851, 407498085, 1222494255]

約数ペア:

[(1, 1222494255), (3, 407498085), (5, 244498851), (9, 135832695), (15, 81499617), (27, 45277565), (45, 27166539), (135, 9055513), (491, 2489805), (1473, 829935), (2455, 497961), (4419, 276645), (7365, 165987), (13257, 92215), (18443, 66285), (22095, 55329)]