81790098

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 187017600

約数和(自身を除く): 105227502

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 229, 241, 247, 458, 482, 494, 687, 723, 741, 1374, 1446, 1482, 2977, 3133, 4351, 4579, 5954, 6266, 8702, 8931, 9158, 9399, 13053, 13737, 17862, 18798, 26106, 27474, 55189, 56563, 59527, 110378, 113126, 119054, 165567, 169689, 178581, 331134, 339378, 357162, 717457, 1048591, 1434914, 2097182, 2152371, 3145773, 4304742, 6291546, 13631683, 27263366, 40895049, 81790098]

約数ペア:

[(1, 81790098), (2, 40895049), (3, 27263366), (6, 13631683), (13, 6291546), (19, 4304742), (26, 3145773), (38, 2152371), (39, 2097182), (57, 1434914), (78, 1048591), (114, 717457), (229, 357162), (241, 339378), (247, 331134), (458, 178581), (482, 169689), (494, 165567), (687, 119054), (723, 113126), (741, 110378), (1374, 59527), (1446, 56563), (1482, 55189), (2977, 27474), (3133, 26106), (4351, 18798), (4579, 17862), (5954, 13737), (6266, 13053), (8702, 9399), (8931, 9158)]