9561905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 13042944

約数和(自身を除く): 3481039

約数列:

[1, 5, 17, 23, 67, 73, 85, 115, 335, 365, 391, 1139, 1241, 1541, 1679, 1955, 4891, 5695, 6205, 7705, 8395, 24455, 26197, 28543, 83147, 112493, 130985, 142715, 415735, 562465, 1912381, 9561905]

約数ペア:

[(1, 9561905), (5, 1912381), (17, 562465), (23, 415735), (67, 142715), (73, 130985), (85, 112493), (115, 83147), (335, 28543), (365, 26197), (391, 24455), (1139, 8395), (1241, 7705), (1541, 6205), (1679, 5695), (1955, 4891)]