865992010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6661477}}^1$

素因数の和:6661497

約数の個数: 16

約数和(自身を含む): 1678692456

約数和(自身を除く): 812700446

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 6661477, 13322954, 33307385, 66614770, 86599201, 173198402, 432996005, 865992010]

約数ペア:

[(1, 865992010), (2, 432996005), (5, 173198402), (10, 86599201), (13, 66614770), (26, 33307385), (65, 13322954), (130, 6661477)]