8561384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 8856856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191, 382, 431, 764, 862, 1528, 1724, 2483, 3448, 4966, 5603, 9932, 11206, 19864, 22412, 44824, 82321, 164642, 329284, 658568, 1070173, 2140346, 4280692, 8561384]

約数ペア:

[(1, 8561384), (2, 4280692), (4, 2140346), (8, 1070173), (13, 658568), (26, 329284), (52, 164642), (104, 82321), (191, 44824), (382, 22412), (431, 19864), (764, 11206), (862, 9932), (1528, 5603), (1724, 4966), (2483, 3448)]