261308390668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{295597727}}^1$

素因数の和:295597761

約数の個数: 24

約数和(自身を含む): 521434392192

約数和(自身を除く): 260126001524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 295597727, 591195454, 1182390908, 3842770451, 5025161359, 7685540902, 10050322718, 15371081804, 20100645436, 65327097667, 130654195334, 261308390668]

約数ペア:

[(1, 261308390668), (2, 130654195334), (4, 65327097667), (13, 20100645436), (17, 15371081804), (26, 10050322718), (34, 7685540902), (52, 5025161359), (68, 3842770451), (221, 1182390908), (442, 591195454), (884, 295597727)]