217479996

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{262657}}^1$

素因数の和:262690

約数の個数: 36

約数和(自身を含む): 573645072

約数和(自身を除く): 356165076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 262657, 525314, 787971, 1050628, 1575942, 2363913, 3151884, 4727826, 6041111, 9455652, 12082222, 18123333, 24164444, 36246666, 54369999, 72493332, 108739998, 217479996]

約数ペア:

[(1, 217479996), (2, 108739998), (3, 72493332), (4, 54369999), (6, 36246666), (9, 24164444), (12, 18123333), (18, 12082222), (23, 9455652), (36, 6041111), (46, 4727826), (69, 3151884), (92, 2363913), (138, 1575942), (207, 1050628), (276, 787971), (414, 525314), (828, 262657)]