28418842010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218606477}}^1$

素因数の和:218606497

約数の個数: 16

約数和(自身を含む): 55088832456

約数和(自身を除く): 26669990446

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 218606477, 437212954, 1093032385, 2186064770, 2841884201, 5683768402, 14209421005, 28418842010]

約数ペア:

[(1, 28418842010), (2, 14209421005), (5, 5683768402), (10, 2841884201), (13, 2186064770), (26, 1093032385), (65, 437212954), (130, 218606477)]