161681190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{489943}}^1$

素因数の和:489964

約数の個数: 32

約数和(自身を含む): 423311616

約数和(自身を除く): 261630426

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 489943, 979886, 1469829, 2449715, 2939658, 4899430, 5389373, 7349145, 10778746, 14698290, 16168119, 26946865, 32336238, 53893730, 80840595, 161681190]

約数ペア:

[(1, 161681190), (2, 80840595), (3, 53893730), (5, 32336238), (6, 26946865), (10, 16168119), (11, 14698290), (15, 10778746), (22, 7349145), (30, 5389373), (33, 4899430), (55, 2939658), (66, 2449715), (110, 1469829), (165, 979886), (330, 489943)]