31080258

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{156971}}^1$

素因数の和:156990

約数の個数: 24

約数和(自身を含む): 73462896

約数和(自身を除く): 42382638

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 156971, 313942, 470913, 941826, 1412739, 1726681, 2825478, 3453362, 5180043, 10360086, 15540129, 31080258]

約数ペア:

[(1, 31080258), (2, 15540129), (3, 10360086), (6, 5180043), (9, 3453362), (11, 2825478), (18, 1726681), (22, 1412739), (33, 941826), (66, 470913), (99, 313942), (198, 156971)]