31290897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 48608640

約数和(自身を除く): 17317743

約数列:

[1, 3, 11, 17, 33, 51, 187, 193, 289, 561, 579, 867, 2123, 3179, 3281, 4913, 6369, 9537, 9843, 14739, 36091, 54043, 55777, 108273, 162129, 167331, 613547, 948209, 1840641, 2844627, 10430299, 31290897]

約数ペア:

[(1, 31290897), (3, 10430299), (11, 2844627), (17, 1840641), (33, 948209), (51, 613547), (187, 167331), (193, 162129), (289, 108273), (561, 55777), (579, 54043), (867, 36091), (2123, 14739), (3179, 9843), (3281, 9537), (4913, 6369)]