205011690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{525671}}^1$

素因数の和:525694

約数の個数: 32

約数和(自身を含む): 529877376

約数和(自身を除く): 324865686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 525671, 1051342, 1577013, 2628355, 3154026, 5256710, 6833723, 7885065, 13667446, 15770130, 20501169, 34168615, 41002338, 68337230, 102505845, 205011690]

約数ペア:

[(1, 205011690), (2, 102505845), (3, 68337230), (5, 41002338), (6, 34168615), (10, 20501169), (13, 15770130), (15, 13667446), (26, 7885065), (30, 6833723), (39, 5256710), (65, 3154026), (78, 2628355), (130, 1577013), (195, 1051342), (390, 525671)]