15918318

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1153}}^1$

素因数の和:1233

約数の個数: 48

約数和(自身を含む): 37805040

約数和(自身を除く): 21886722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1153, 1534, 2301, 2306, 3459, 4602, 6903, 6918, 10377, 13806, 14989, 20754, 29978, 44967, 68027, 89934, 134901, 136054, 204081, 269802, 408162, 612243, 884351, 1224486, 1768702, 2653053, 5306106, 7959159, 15918318]

約数ペア:

[(1, 15918318), (2, 7959159), (3, 5306106), (6, 2653053), (9, 1768702), (13, 1224486), (18, 884351), (26, 612243), (39, 408162), (59, 269802), (78, 204081), (117, 136054), (118, 134901), (177, 89934), (234, 68027), (354, 44967), (531, 29978), (767, 20754), (1062, 14989), (1153, 13806), (1534, 10377), (2301, 6918), (2306, 6903), (3459, 4602)]