67994017

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{617}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 85810536

約数和(自身を除く): 17816519

約数列:

[1, 7, 13, 49, 91, 173, 617, 637, 1211, 2249, 4319, 8021, 8477, 15743, 30233, 56147, 106741, 110201, 393029, 747187, 1387633, 5230309, 9713431, 67994017]

約数ペア:

[(1, 67994017), (7, 9713431), (13, 5230309), (49, 1387633), (91, 747187), (173, 393029), (617, 110201), (637, 106741), (1211, 56147), (2249, 30233), (4319, 15743), (8021, 8477)]