205657808391

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{827}}^1\times {\mathrm{26141}}^1$

素因数の和:27132

約数の個数: 48

約数和(自身を含む): 342173265408

約数和(自身を除く): 136515457017

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 827, 1057, 1359, 2481, 3171, 5789, 7443, 9513, 17367, 26141, 52101, 78423, 124877, 182987, 235269, 374631, 548961, 874139, 1123893, 1646883, 2622417, 3947291, 7867251, 11841873, 21618607, 27631037, 35525619, 64855821, 82893111, 151330249, 194567463, 248679333, 453990747, 1361972241, 3264409657, 9793228971, 22850867599, 29379686913, 68552602797, 205657808391]

約数ペア:

[(1, 205657808391), (3, 68552602797), (7, 29379686913), (9, 22850867599), (21, 9793228971), (63, 3264409657), (151, 1361972241), (453, 453990747), (827, 248679333), (1057, 194567463), (1359, 151330249), (2481, 82893111), (3171, 64855821), (5789, 35525619), (7443, 27631037), (9513, 21618607), (17367, 11841873), (26141, 7867251), (52101, 3947291), (78423, 2622417), (124877, 1646883), (182987, 1123893), (235269, 874139), (374631, 548961)]