5212815

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 8709120

約数和(自身を除く): 3496305

約数列:

[1, 3, 5, 15, 53, 79, 83, 159, 237, 249, 265, 395, 415, 795, 1185, 1245, 4187, 4399, 6557, 12561, 13197, 19671, 20935, 21995, 32785, 62805, 65985, 98355, 347521, 1042563, 1737605, 5212815]

約数ペア:

[(1, 5212815), (3, 1737605), (5, 1042563), (15, 347521), (53, 98355), (79, 65985), (83, 62805), (159, 32785), (237, 21995), (249, 20935), (265, 19671), (395, 13197), (415, 12561), (795, 6557), (1185, 4399), (1245, 4187)]