151617985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 198581760

約数和(自身を除く): 46963775

約数列:

[1, 5, 17, 67, 79, 85, 335, 337, 395, 1139, 1343, 1685, 5293, 5695, 5729, 6715, 22579, 26465, 26623, 28645, 89981, 112895, 133115, 383843, 449905, 452591, 1783741, 1919215, 2262955, 8918705, 30323597, 151617985]

約数ペア:

[(1, 151617985), (5, 30323597), (17, 8918705), (67, 2262955), (79, 1919215), (85, 1783741), (335, 452591), (337, 449905), (395, 383843), (1139, 133115), (1343, 112895), (1685, 89981), (5293, 28645), (5695, 26623), (5729, 26465), (6715, 22579)]