28253484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 82188288

約数和(自身を除く): 53934804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 587, 764, 1146, 1174, 1337, 1719, 1761, 2292, 2348, 2674, 3438, 3522, 4011, 4109, 5283, 5348, 6876, 7044, 8022, 8218, 10566, 12033, 12327, 16044, 16436, 21132, 24066, 24654, 36981, 48132, 49308, 73962, 112117, 147924, 224234, 336351, 448468, 672702, 784819, 1009053, 1345404, 1569638, 2018106, 2354457, 3139276, 4036212, 4708914, 7063371, 9417828, 14126742, 28253484]

約数ペア:

[(1, 28253484), (2, 14126742), (3, 9417828), (4, 7063371), (6, 4708914), (7, 4036212), (9, 3139276), (12, 2354457), (14, 2018106), (18, 1569638), (21, 1345404), (28, 1009053), (36, 784819), (42, 672702), (63, 448468), (84, 336351), (126, 224234), (191, 147924), (252, 112117), (382, 73962), (573, 49308), (587, 48132), (764, 36981), (1146, 24654), (1174, 24066), (1337, 21132), (1719, 16436), (1761, 16044), (2292, 12327), (2348, 12033), (2674, 10566), (3438, 8218), (3522, 8022), (4011, 7044), (4109, 6876), (5283, 5348)]