646440132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4143847}}^1$

素因数の和:4143867

約数の個数: 24

約数和(自身を含む): 1624388416

約数和(自身を除く): 977948284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4143847, 8287694, 12431541, 16575388, 24863082, 49726164, 53870011, 107740022, 161610033, 215480044, 323220066, 646440132]

約数ペア:

[(1, 646440132), (2, 323220066), (3, 215480044), (4, 161610033), (6, 107740022), (12, 53870011), (13, 49726164), (26, 24863082), (39, 16575388), (52, 12431541), (78, 8287694), (156, 4143847)]