80377921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 93404664

約数和(自身を除く): 13026743

約数列:

[1, 13, 17, 101, 169, 221, 277, 1313, 1717, 2873, 3601, 4709, 17069, 22321, 27977, 46813, 61217, 290173, 363701, 475609, 795821, 4728113, 6182917, 80377921]

約数ペア:

[(1, 80377921), (13, 6182917), (17, 4728113), (101, 795821), (169, 475609), (221, 363701), (277, 290173), (1313, 61217), (1717, 46813), (2873, 27977), (3601, 22321), (4709, 17069)]