161718990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{8543}}^1$

素因数の和:9184

約数の個数: 32

約数和(自身を含む): 388786176

約数和(自身を除く): 227067186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 631, 1262, 1893, 3155, 3786, 6310, 8543, 9465, 17086, 18930, 25629, 42715, 51258, 85430, 128145, 256290, 5390633, 10781266, 16171899, 26953165, 32343798, 53906330, 80859495, 161718990]

約数ペア:

[(1, 161718990), (2, 80859495), (3, 53906330), (5, 32343798), (6, 26953165), (10, 16171899), (15, 10781266), (30, 5390633), (631, 256290), (1262, 128145), (1893, 85430), (3155, 51258), (3786, 42715), (6310, 25629), (8543, 18930), (9465, 17086)]