140146587

素因数分解:

$3^2\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{2039}}^1$

素因数の和:3143

約数の個数: 24

約数和(自身を含む): 231678720

約数和(自身を除く): 91532133

約数列:

[1, 3, 7, 9, 21, 63, 1091, 2039, 3273, 6117, 7637, 9819, 14273, 18351, 22911, 42819, 68733, 128457, 2224549, 6673647, 15571843, 20020941, 46715529, 140146587]

約数ペア:

[(1, 140146587), (3, 46715529), (7, 20020941), (9, 15571843), (21, 6673647), (63, 2224549), (1091, 128457), (2039, 68733), (3273, 42819), (6117, 22911), (7637, 18351), (9819, 14273)]