260308386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65437}}^1$

素因数の和:65475

約数の個数: 48

約数和(自身を含む): 643124664

約数和(自身を除く): 382816278

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 65437, 130874, 196311, 392622, 588933, 850681, 1112429, 1177866, 1701362, 2224858, 2552043, 3337287, 5104086, 6674574, 7656129, 10011861, 14461577, 15312258, 20023722, 28923154, 43384731, 86769462, 130154193, 260308386]

約数ペア:

[(1, 260308386), (2, 130154193), (3, 86769462), (6, 43384731), (9, 28923154), (13, 20023722), (17, 15312258), (18, 14461577), (26, 10011861), (34, 7656129), (39, 6674574), (51, 5104086), (78, 3337287), (102, 2552043), (117, 2224858), (153, 1701362), (221, 1177866), (234, 1112429), (306, 850681), (442, 588933), (663, 392622), (1326, 196311), (1989, 130874), (3978, 65437)]