218617236

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{85531}}^1$

素因数の和:85612

約数の個数: 36

約数和(自身を含む): 560405664

約数和(自身を除く): 341788428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 85531, 171062, 256593, 342124, 513186, 769779, 1026372, 1539558, 3079116, 6072701, 12145402, 18218103, 24290804, 36436206, 54654309, 72872412, 109308618, 218617236]

約数ペア:

[(1, 218617236), (2, 109308618), (3, 72872412), (4, 54654309), (6, 36436206), (9, 24290804), (12, 18218103), (18, 12145402), (36, 6072701), (71, 3079116), (142, 1539558), (213, 1026372), (284, 769779), (426, 513186), (639, 342124), (852, 256593), (1278, 171062), (2556, 85531)]