77772261

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 126147840

約数和(自身を除く): 48375579

約数列:

[1, 3, 7, 21, 37, 49, 79, 111, 147, 181, 237, 259, 543, 553, 777, 1267, 1659, 1813, 2923, 3801, 3871, 5439, 6697, 8769, 8869, 11613, 14299, 20091, 20461, 26607, 42897, 46879, 61383, 100093, 140637, 143227, 300279, 328153, 429681, 529063, 700651, 984459, 1587189, 2101953, 3703441, 11110323, 25924087, 77772261]

約数ペア:

[(1, 77772261), (3, 25924087), (7, 11110323), (21, 3703441), (37, 2101953), (49, 1587189), (79, 984459), (111, 700651), (147, 529063), (181, 429681), (237, 328153), (259, 300279), (543, 143227), (553, 140637), (777, 100093), (1267, 61383), (1659, 46879), (1813, 42897), (2923, 26607), (3801, 20461), (3871, 20091), (5439, 14299), (6697, 11613), (8769, 8869)]