64534065

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 105720960

約数和(自身を除く): 41186895

約数列:

[1, 3, 5, 15, 67, 157, 201, 335, 409, 471, 785, 1005, 1227, 2045, 2355, 6135, 10519, 27403, 31557, 52595, 64213, 82209, 137015, 157785, 192639, 321065, 411045, 963195, 4302271, 12906813, 21511355, 64534065]

約数ペア:

[(1, 64534065), (3, 21511355), (5, 12906813), (15, 4302271), (67, 963195), (157, 411045), (201, 321065), (335, 192639), (409, 157785), (471, 137015), (785, 82209), (1005, 64213), (1227, 52595), (2045, 31557), (2355, 27403), (6135, 10519)]