635284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 1262240

約数和(自身を除く): 626956

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 643, 988, 1286, 2572, 8359, 12217, 16718, 24434, 33436, 48868, 158821, 317642, 635284]

約数ペア:

[(1, 635284), (2, 317642), (4, 158821), (13, 48868), (19, 33436), (26, 24434), (38, 16718), (52, 12217), (76, 8359), (247, 2572), (494, 1286), (643, 988)]