12991090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8069}}^1$

素因数の和:8106

約数の個数: 32

約数和(自身を含む): 27889920

約数和(自身を除く): 14898830

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 8069, 16138, 40345, 56483, 80690, 112966, 185587, 282415, 371174, 564830, 927935, 1299109, 1855870, 2598218, 6495545, 12991090]

約数ペア:

[(1, 12991090), (2, 6495545), (5, 2598218), (7, 1855870), (10, 1299109), (14, 927935), (23, 564830), (35, 371174), (46, 282415), (70, 185587), (115, 112966), (161, 80690), (230, 56483), (322, 40345), (805, 16138), (1610, 8069)]