1209702988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{156131}}^1$

素因数の和:156297

約数の個数: 24

約数和(自身を含む): 2295140400

約数和(自身を除く): 1085437412

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 7748, 156131, 312262, 624524, 2029703, 4059406, 8118812, 23263519, 46527038, 93054076, 302425747, 604851494, 1209702988]

約数ペア:

[(1, 1209702988), (2, 604851494), (4, 302425747), (13, 93054076), (26, 46527038), (52, 23263519), (149, 8118812), (298, 4059406), (596, 2029703), (1937, 624524), (3874, 312262), (7748, 156131)]