81868078

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{4421}}^1$

素因数の和:4667

約数の個数: 16

約数和(自身を含む): 126080064

約数和(自身を除く): 44211986

約数列:

[1, 2, 47, 94, 197, 394, 4421, 8842, 9259, 18518, 207787, 415574, 870937, 1741874, 40934039, 81868078]

約数ペア:

[(1, 81868078), (2, 40934039), (47, 1741874), (94, 870937), (197, 415574), (394, 207787), (4421, 18518), (8842, 9259)]