78871065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57781}}^1$

素因数の和:57809

約数の個数: 32

約数和(自身を含む): 155318016

約数和(自身を除く): 76446951

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 57781, 173343, 288905, 404467, 751153, 866715, 1213401, 2022335, 2253459, 3755765, 5258071, 6067005, 11267295, 15774213, 26290355, 78871065]

約数ペア:

[(1, 78871065), (3, 26290355), (5, 15774213), (7, 11267295), (13, 6067005), (15, 5258071), (21, 3755765), (35, 2253459), (39, 2022335), (65, 1213401), (91, 866715), (105, 751153), (195, 404467), (273, 288905), (455, 173343), (1365, 57781)]