13356445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 17816832

約数和(自身を除く): 4460387

約数列:

[1, 5, 23, 37, 43, 73, 115, 185, 215, 365, 851, 989, 1591, 1679, 2701, 3139, 4255, 4945, 7955, 8395, 13505, 15695, 36593, 62123, 72197, 116143, 182965, 310615, 360985, 580715, 2671289, 13356445]

約数ペア:

[(1, 13356445), (5, 2671289), (23, 580715), (37, 360985), (43, 310615), (73, 182965), (115, 116143), (185, 72197), (215, 62123), (365, 36593), (851, 15695), (989, 13505), (1591, 8395), (1679, 7955), (2701, 4945), (3139, 4255)]