1640753388

素因数分解:

$2^2\times 3^3\times {\mathrm{643}}^1\times {\mathrm{23627}}^1$

素因数の和:24283

約数の個数: 48

約数和(自身を含む): 4260600960

約数和(自身を除く): 2619847572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 643, 1286, 1929, 2572, 3858, 5787, 7716, 11574, 17361, 23148, 23627, 34722, 47254, 69444, 70881, 94508, 141762, 212643, 283524, 425286, 637929, 850572, 1275858, 2551716, 15192161, 30384322, 45576483, 60768644, 91152966, 136729449, 182305932, 273458898, 410188347, 546917796, 820376694, 1640753388]

約数ペア:

[(1, 1640753388), (2, 820376694), (3, 546917796), (4, 410188347), (6, 273458898), (9, 182305932), (12, 136729449), (18, 91152966), (27, 60768644), (36, 45576483), (54, 30384322), (108, 15192161), (643, 2551716), (1286, 1275858), (1929, 850572), (2572, 637929), (3858, 425286), (5787, 283524), (7716, 212643), (11574, 141762), (17361, 94508), (23148, 70881), (23627, 69444), (34722, 47254)]