646544652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{318809}}^1$

素因数の和:318842

約数の個数: 36

約数和(自身を含む): 1633582440

約数和(自身を除く): 987037788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 318809, 637618, 956427, 1275236, 1912854, 3825708, 4144517, 8289034, 12433551, 16578068, 24867102, 49734204, 53878721, 107757442, 161636163, 215514884, 323272326, 646544652]

約数ペア:

[(1, 646544652), (2, 323272326), (3, 215514884), (4, 161636163), (6, 107757442), (12, 53878721), (13, 49734204), (26, 24867102), (39, 16578068), (52, 12433551), (78, 8289034), (156, 4144517), (169, 3825708), (338, 1912854), (507, 1275236), (676, 956427), (1014, 637618), (2028, 318809)]