13072215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 23063040

約数和(自身を除く): 9990825

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1559, 1677, 2795, 4677, 7795, 8385, 20267, 23385, 60801, 67037, 101335, 201111, 304005, 335185, 871481, 1005555, 2614443, 4357405, 13072215]

約数ペア:

[(1, 13072215), (3, 4357405), (5, 2614443), (13, 1005555), (15, 871481), (39, 335185), (43, 304005), (65, 201111), (129, 101335), (195, 67037), (215, 60801), (559, 23385), (645, 20267), (1559, 8385), (1677, 7795), (2795, 4677)]