16397628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 41465760

約数和(自身を除く): 25068132

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 257, 409, 514, 771, 818, 1028, 1227, 1542, 1636, 2454, 3084, 3341, 4908, 5317, 6682, 10023, 10634, 13364, 15951, 20046, 21268, 31902, 40092, 63804, 105113, 210226, 315339, 420452, 630678, 1261356, 1366469, 2732938, 4099407, 5465876, 8198814, 16397628]

約数ペア:

[(1, 16397628), (2, 8198814), (3, 5465876), (4, 4099407), (6, 2732938), (12, 1366469), (13, 1261356), (26, 630678), (39, 420452), (52, 315339), (78, 210226), (156, 105113), (257, 63804), (409, 40092), (514, 31902), (771, 21268), (818, 20046), (1028, 15951), (1227, 13364), (1542, 10634), (1636, 10023), (2454, 6682), (3084, 5317), (3341, 4908)]