211978988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{6607}}^1$

素因数の和:7241

約数の個数: 24

約数和(自身を含む): 400206912

約数和(自身を除く): 188227924

約数列:

[1, 2, 4, 13, 26, 52, 617, 1234, 2468, 6607, 8021, 13214, 16042, 26428, 32084, 85891, 171782, 343564, 4076519, 8153038, 16306076, 52994747, 105989494, 211978988]

約数ペア:

[(1, 211978988), (2, 105989494), (4, 52994747), (13, 16306076), (26, 8153038), (52, 4076519), (617, 343564), (1234, 171782), (2468, 85891), (6607, 32084), (8021, 26428), (13214, 16042)]