31791087

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 46831200

約数和(自身を除く): 15040113

約数列:

[1, 3, 9, 149, 151, 157, 447, 453, 471, 1341, 1359, 1413, 22499, 23393, 23707, 67497, 70179, 71121, 202491, 210537, 213363, 3532343, 10597029, 31791087]

約数ペア:

[(1, 31791087), (3, 10597029), (9, 3532343), (149, 213363), (151, 210537), (157, 202491), (447, 71121), (453, 70179), (471, 67497), (1341, 23707), (1359, 23393), (1413, 22499)]