51530778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{220217}}^1$

素因数の和:220238

約数の個数: 24

約数和(自身を含む): 120239028

約数和(自身を除く): 68708250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 220217, 440434, 660651, 1321302, 1981953, 2862821, 3963906, 5725642, 8588463, 17176926, 25765389, 51530778]

約数ペア:

[(1, 51530778), (2, 25765389), (3, 17176926), (6, 8588463), (9, 5725642), (13, 3963906), (18, 2862821), (26, 1981953), (39, 1321302), (78, 660651), (117, 440434), (234, 220217)]