639132156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1365667}}^1$

素因数の和:1365690

約数の個数: 36

約数和(自身を含む): 1739861032

約数和(自身を除く): 1100728876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1365667, 2731334, 4097001, 5462668, 8194002, 12291003, 16388004, 17753671, 24582006, 35507342, 49164012, 53261013, 71014684, 106522026, 159783039, 213044052, 319566078, 639132156]

約数ペア:

[(1, 639132156), (2, 319566078), (3, 213044052), (4, 159783039), (6, 106522026), (9, 71014684), (12, 53261013), (13, 49164012), (18, 35507342), (26, 24582006), (36, 17753671), (39, 16388004), (52, 12291003), (78, 8194002), (117, 5462668), (156, 4097001), (234, 2731334), (468, 1365667)]