644647536

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{344363}}^1$

素因数の和:344390

約数の個数: 60

約数和(自身を含む): 1942901688

約数和(自身を除く): 1298254152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 344363, 688726, 1033089, 1377452, 2066178, 2754904, 3099267, 4132356, 4476719, 5509808, 6198534, 8264712, 8953438, 12397068, 13430157, 16529424, 17906876, 24794136, 26860314, 35813752, 40290471, 49588272, 53720628, 71627504, 80580942, 107441256, 161161884, 214882512, 322323768, 644647536]

約数ペア:

[(1, 644647536), (2, 322323768), (3, 214882512), (4, 161161884), (6, 107441256), (8, 80580942), (9, 71627504), (12, 53720628), (13, 49588272), (16, 40290471), (18, 35813752), (24, 26860314), (26, 24794136), (36, 17906876), (39, 16529424), (48, 13430157), (52, 12397068), (72, 8953438), (78, 8264712), (104, 6198534), (117, 5509808), (144, 4476719), (156, 4132356), (208, 3099267), (234, 2754904), (312, 2066178), (468, 1377452), (624, 1033089), (936, 688726), (1872, 344363)]