12195989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 13837824

約数和(自身を除く): 1641835

約数列:

[1, 13, 31, 53, 403, 571, 689, 1643, 7423, 17701, 21359, 30263, 230113, 393419, 938153, 12195989]

約数ペア:

[(1, 12195989), (13, 938153), (31, 393419), (53, 230113), (403, 30263), (571, 21359), (689, 17701), (1643, 7423)]