72470996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{32411}}^1$

素因数の和:32471

約数の個数: 24

約数和(自身を含む): 139760544

約数和(自身を除く): 67289548

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 32411, 64822, 129644, 421343, 842686, 1393673, 1685372, 2787346, 5574692, 18117749, 36235498, 72470996]

約数ペア:

[(1, 72470996), (2, 36235498), (4, 18117749), (13, 5574692), (26, 2787346), (43, 1685372), (52, 1393673), (86, 842686), (172, 421343), (559, 129644), (1118, 64822), (2236, 32411)]