16418181

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 24675840

約数和(自身を除く): 8257659

約数列:

[1, 3, 13, 39, 47, 53, 141, 159, 169, 507, 611, 689, 1833, 2067, 2197, 2491, 6591, 7473, 7943, 8957, 23829, 26871, 32383, 97149, 103259, 116441, 309777, 349323, 420979, 1262937, 5472727, 16418181]

約数ペア:

[(1, 16418181), (3, 5472727), (13, 1262937), (39, 420979), (47, 349323), (53, 309777), (141, 116441), (159, 103259), (169, 97149), (507, 32383), (611, 26871), (689, 23829), (1833, 8957), (2067, 7943), (2197, 7473), (2491, 6591)]