16780269

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 9024531

約数列:

[1, 3, 11, 31, 33, 47, 93, 141, 341, 349, 517, 1023, 1047, 1457, 1551, 3839, 4371, 10819, 11517, 16027, 16403, 32457, 48081, 49209, 119009, 180433, 357027, 508493, 541299, 1525479, 5593423, 16780269]

約数ペア:

[(1, 16780269), (3, 5593423), (11, 1525479), (31, 541299), (33, 508493), (47, 357027), (93, 180433), (141, 119009), (341, 49209), (349, 48081), (517, 32457), (1023, 16403), (1047, 16027), (1457, 11517), (1551, 10819), (3839, 4371)]