180870858

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{205069}}^1$

素因数の和:205091

約数の個数: 36

約数和(自身を含む): 455870610

約数和(自身を除く): 274999752

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 205069, 410138, 615207, 1230414, 1435483, 1845621, 2870966, 3691242, 4306449, 8612898, 10048381, 12919347, 20096762, 25838694, 30145143, 60290286, 90435429, 180870858]

約数ペア:

[(1, 180870858), (2, 90435429), (3, 60290286), (6, 30145143), (7, 25838694), (9, 20096762), (14, 12919347), (18, 10048381), (21, 8612898), (42, 4306449), (49, 3691242), (63, 2870966), (98, 1845621), (126, 1435483), (147, 1230414), (294, 615207), (441, 410138), (882, 205069)]