181520407

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 204192576

約数和(自身を除く): 22672169

約数列:

[1, 17, 31, 41, 271, 527, 697, 961, 1271, 4607, 8401, 11111, 16337, 21607, 39401, 142817, 188887, 260431, 344441, 669817, 4427327, 5855497, 10677671, 181520407]

約数ペア:

[(1, 181520407), (17, 10677671), (31, 5855497), (41, 4427327), (271, 669817), (527, 344441), (697, 260431), (961, 188887), (1271, 142817), (4607, 39401), (8401, 21607), (11111, 16337)]