276994420885

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2121181}}^1$

素因数の和:2121254

約数の個数: 48

約数和(自身を含む): 426561215472

約数和(自身を除く): 149566794587

約数列:

[1, 5, 7, 13, 35, 41, 49, 65, 91, 205, 245, 287, 455, 533, 637, 1435, 2009, 2665, 3185, 3731, 10045, 18655, 26117, 130585, 2121181, 10605905, 14848267, 27575353, 74241335, 86968421, 103937869, 137876765, 193027471, 434842105, 519689345, 608778947, 965137355, 1130589473, 1351192297, 3043894735, 4261452629, 5652947365, 6755961485, 7914126311, 21307263145, 39570631555, 55398884177, 276994420885]

約数ペア:

[(1, 276994420885), (5, 55398884177), (7, 39570631555), (13, 21307263145), (35, 7914126311), (41, 6755961485), (49, 5652947365), (65, 4261452629), (91, 3043894735), (205, 1351192297), (245, 1130589473), (287, 965137355), (455, 608778947), (533, 519689345), (637, 434842105), (1435, 193027471), (2009, 137876765), (2665, 103937869), (3185, 86968421), (3731, 74241335), (10045, 27575353), (18655, 14848267), (26117, 10605905), (130585, 2121181)]