219790324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{53503}}^1$

素因数の和:53599

約数の個数: 24

約数和(自身を含む): 419471360

約数和(自身を除く): 199681036

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 53503, 107006, 214012, 695539, 1391078, 2782156, 4226737, 8453474, 16906948, 54947581, 109895162, 219790324]

約数ペア:

[(1, 219790324), (2, 109895162), (4, 54947581), (13, 16906948), (26, 8453474), (52, 4226737), (79, 2782156), (158, 1391078), (316, 695539), (1027, 214012), (2054, 107006), (4108, 53503)]