520099918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 858809952

約数和(自身を除く): 338710034

約数列:

[1, 2, 13, 26, 53, 106, 571, 661, 689, 1142, 1322, 1378, 7423, 8593, 14846, 17186, 30263, 35033, 60526, 70066, 377431, 393419, 455429, 754862, 786838, 910858, 4906603, 9813206, 20003843, 40007686, 260049959, 520099918]

約数ペア:

[(1, 520099918), (2, 260049959), (13, 40007686), (26, 20003843), (53, 9813206), (106, 4906603), (571, 910858), (661, 786838), (689, 754862), (1142, 455429), (1322, 393419), (1378, 377431), (7423, 70066), (8593, 60526), (14846, 35033), (17186, 30263)]