646320324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{61837}}^1$

素因数の和:61924

約数の個数: 48

約数和(自身を含む): 1648353728

約数和(自身を除く): 1002033404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2613, 3484, 5226, 10452, 61837, 123674, 185511, 247348, 371022, 742044, 803881, 1607762, 2411643, 3215524, 4143079, 4823286, 8286158, 9646572, 12429237, 16572316, 24858474, 49716948, 53860027, 107720054, 161580081, 215440108, 323160162, 646320324]

約数ペア:

[(1, 646320324), (2, 323160162), (3, 215440108), (4, 161580081), (6, 107720054), (12, 53860027), (13, 49716948), (26, 24858474), (39, 16572316), (52, 12429237), (67, 9646572), (78, 8286158), (134, 4823286), (156, 4143079), (201, 3215524), (268, 2411643), (402, 1607762), (804, 803881), (871, 742044), (1742, 371022), (2613, 247348), (3484, 185511), (5226, 123674), (10452, 61837)]