4213456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 40

約数和(自身を含む): 8999424

約数和(自身を除く): 4785968

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 431, 611, 752, 862, 1222, 1724, 2444, 3448, 4888, 5603, 6896, 9776, 11206, 20257, 22412, 40514, 44824, 81028, 89648, 162056, 263341, 324112, 526682, 1053364, 2106728, 4213456]

約数ペア:

[(1, 4213456), (2, 2106728), (4, 1053364), (8, 526682), (13, 324112), (16, 263341), (26, 162056), (47, 89648), (52, 81028), (94, 44824), (104, 40514), (188, 22412), (208, 20257), (376, 11206), (431, 9776), (611, 6896), (752, 5603), (862, 4888), (1222, 3448), (1724, 2444)]