90437487

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{4129}}^1$

素因数の和:4295

約数の個数: 24

約数和(自身を含む): 141246000

約数和(自身を除く): 50808513

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 3129, 4129, 7301, 12387, 21903, 28903, 86709, 202321, 606963, 615221, 1845663, 4306547, 12919641, 30145829, 90437487]

約数ペア:

[(1, 90437487), (3, 30145829), (7, 12919641), (21, 4306547), (49, 1845663), (147, 615221), (149, 606963), (447, 202321), (1043, 86709), (3129, 28903), (4129, 21903), (7301, 12387)]