28854711

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{18749}}^1$

素因数の和:18780

約数の個数: 20

約数和(自身を含む): 45375000

約数和(自身を除く): 16520289

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 18749, 56247, 168741, 356231, 506223, 1068693, 1518669, 3206079, 9618237, 28854711]

約数ペア:

[(1, 28854711), (3, 9618237), (9, 3206079), (19, 1518669), (27, 1068693), (57, 506223), (81, 356231), (171, 168741), (513, 56247), (1539, 18749)]