18164115

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 32535360

約数和(自身を除く): 14371245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 857, 1413, 2355, 2571, 4239, 4285, 7065, 7713, 12855, 21195, 23139, 38565, 115695, 134549, 403647, 672745, 1210941, 2018235, 3632823, 6054705, 18164115]

約数ペア:

[(1, 18164115), (3, 6054705), (5, 3632823), (9, 2018235), (15, 1210941), (27, 672745), (45, 403647), (135, 134549), (157, 115695), (471, 38565), (785, 23139), (857, 21195), (1413, 12855), (2355, 7713), (2571, 7065), (4239, 4285)]