128549818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{56431}}^1$

素因数の和:56517

約数の個数: 16

約数和(自身を含む): 207218304

約数和(自身を除く): 78668486

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 56431, 112862, 959327, 1918654, 3780877, 7561754, 64274909, 128549818]

約数ペア:

[(1, 128549818), (2, 64274909), (17, 7561754), (34, 3780877), (67, 1918654), (134, 959327), (1139, 112862), (2278, 56431)]