201457417

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 233413632

約数和(自身を除く): 31956215

約数列:

[1, 7, 113, 257, 791, 991, 1799, 6937, 29041, 111983, 203287, 254687, 783881, 1782809, 28779631, 201457417]

約数ペア:

[(1, 201457417), (7, 28779631), (113, 1782809), (257, 783881), (791, 254687), (991, 203287), (1799, 111983), (6937, 29041)]