646424766

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{920833}}^1$

素因数の和:920857

約数の個数: 32

約数和(自身を含む): 1547001120

約数和(自身を除く): 900576354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 920833, 1841666, 2762499, 5524998, 8287497, 11970829, 16574994, 23941658, 24862491, 35912487, 49724982, 71824974, 107737461, 215474922, 323212383, 646424766]

約数ペア:

[(1, 646424766), (2, 323212383), (3, 215474922), (6, 107737461), (9, 71824974), (13, 49724982), (18, 35912487), (26, 24862491), (27, 23941658), (39, 16574994), (54, 11970829), (78, 8287497), (117, 5524998), (234, 2762499), (351, 1841666), (702, 920833)]