139965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 32

約数和(自身を含む): 270336

約数和(自身を除く): 130371

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 43, 93, 105, 129, 155, 215, 217, 301, 465, 645, 651, 903, 1085, 1333, 1505, 3255, 3999, 4515, 6665, 9331, 19995, 27993, 46655, 139965]

約数ペア:

[(1, 139965), (3, 46655), (5, 27993), (7, 19995), (15, 9331), (21, 6665), (31, 4515), (35, 3999), (43, 3255), (93, 1505), (105, 1333), (129, 1085), (155, 903), (215, 651), (217, 645), (301, 465)]