421954728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1352419}}^1$

素因数の和:1352441

約数の個数: 32

約数和(自身を含む): 1136032800

約数和(自身を除く): 714078072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1352419, 2704838, 4057257, 5409676, 8114514, 10819352, 16229028, 17581447, 32458056, 35162894, 52744341, 70325788, 105488682, 140651576, 210977364, 421954728]

約数ペア:

[(1, 421954728), (2, 210977364), (3, 140651576), (4, 105488682), (6, 70325788), (8, 52744341), (12, 35162894), (13, 32458056), (24, 17581447), (26, 16229028), (39, 10819352), (52, 8114514), (78, 5409676), (104, 4057257), (156, 2704838), (312, 1352419)]