81311166

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{41443}}^1$

素因数の和:41560

約数の個数: 24

約数和(自身を含む): 177794760

約数和(自身を除く): 96483594

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 41443, 82886, 124329, 248658, 372987, 745974, 4517287, 9034574, 13551861, 27103722, 40655583, 81311166]

約数ペア:

[(1, 81311166), (2, 40655583), (3, 27103722), (6, 13551861), (9, 9034574), (18, 4517287), (109, 745974), (218, 372987), (327, 248658), (654, 124329), (981, 82886), (1962, 41443)]