142421864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 155623576

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 127, 164, 254, 263, 328, 508, 526, 533, 1016, 1052, 1066, 1651, 2104, 2132, 3302, 3419, 4264, 5207, 6604, 6838, 10414, 10783, 13208, 13676, 20828, 21566, 27352, 33401, 41656, 43132, 66802, 67691, 86264, 133604, 135382, 140179, 267208, 270764, 280358, 434213, 541528, 560716, 868426, 1121432, 1369441, 1736852, 2738882, 3473704, 5477764, 10955528, 17802733, 35605466, 71210932, 142421864]

約数ペア:

[(1, 142421864), (2, 71210932), (4, 35605466), (8, 17802733), (13, 10955528), (26, 5477764), (41, 3473704), (52, 2738882), (82, 1736852), (104, 1369441), (127, 1121432), (164, 868426), (254, 560716), (263, 541528), (328, 434213), (508, 280358), (526, 270764), (533, 267208), (1016, 140179), (1052, 135382), (1066, 133604), (1651, 86264), (2104, 67691), (2132, 66802), (3302, 43132), (3419, 41656), (4264, 33401), (5207, 27352), (6604, 21566), (6838, 20828), (10414, 13676), (10783, 13208)]