218214738

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{247409}}^1$

素因数の和:247431

約数の個数: 36

約数和(自身を含む): 549992430

約数和(自身を除く): 331777692

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 247409, 494818, 742227, 1484454, 1731863, 2226681, 3463726, 4453362, 5195589, 10391178, 12123041, 15586767, 24246082, 31173534, 36369123, 72738246, 109107369, 218214738]

約数ペア:

[(1, 218214738), (2, 109107369), (3, 72738246), (6, 36369123), (7, 31173534), (9, 24246082), (14, 15586767), (18, 12123041), (21, 10391178), (42, 5195589), (49, 4453362), (63, 3463726), (98, 2226681), (126, 1731863), (147, 1484454), (294, 742227), (441, 494818), (882, 247409)]