68808428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{30773}}^1$

素因数の和:30833

約数の個数: 24

約数和(自身を含む): 132697488

約数和(自身を除く): 63889060

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 30773, 61546, 123092, 400049, 800098, 1323239, 1600196, 2646478, 5292956, 17202107, 34404214, 68808428]

約数ペア:

[(1, 68808428), (2, 34404214), (4, 17202107), (13, 5292956), (26, 2646478), (43, 1600196), (52, 1323239), (86, 800098), (172, 400049), (559, 123092), (1118, 61546), (2236, 30773)]