407872893

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1\times {\mathrm{2003}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 550218240

約数和(自身を除く): 142345347

約数列:

[1, 3, 103, 309, 659, 1977, 2003, 6009, 67877, 203631, 206309, 618927, 1319977, 3959931, 135957631, 407872893]

約数ペア:

[(1, 407872893), (3, 135957631), (103, 3959931), (309, 1319977), (659, 618927), (1977, 206309), (2003, 203631), (6009, 67877)]