393551964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{840923}}^1$

素因数の和:840946

約数の個数: 36

約数和(自身を含む): 1071337176

約数和(自身を除く): 677785212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 840923, 1681846, 2522769, 3363692, 5045538, 7568307, 10091076, 10931999, 15136614, 21863998, 30273228, 32795997, 43727996, 65591994, 98387991, 131183988, 196775982, 393551964]

約数ペア:

[(1, 393551964), (2, 196775982), (3, 131183988), (4, 98387991), (6, 65591994), (9, 43727996), (12, 32795997), (13, 30273228), (18, 21863998), (26, 15136614), (36, 10931999), (39, 10091076), (52, 7568307), (78, 5045538), (117, 3363692), (156, 2522769), (234, 1681846), (468, 840923)]