221247216

素因数分解:

$2^4\times 3^2\times {\mathrm{1536439}}^1$

素因数の和:1536453

約数の個数: 30

約数和(自身を含む): 619185320

約数和(自身を除く): 397938104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1536439, 3072878, 4609317, 6145756, 9218634, 12291512, 13827951, 18437268, 24583024, 27655902, 36874536, 55311804, 73749072, 110623608, 221247216]

約数ペア:

[(1, 221247216), (2, 110623608), (3, 73749072), (4, 55311804), (6, 36874536), (8, 27655902), (9, 24583024), (12, 18437268), (16, 13827951), (18, 12291512), (24, 9218634), (36, 6145756), (48, 4609317), (72, 3072878), (144, 1536439)]