89251015

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 129355776

約数和(自身を除く): 40104761

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 1085, 1333, 1505, 1913, 6665, 9331, 9565, 13391, 46655, 59303, 66955, 82259, 296515, 411295, 415121, 575813, 2075605, 2550029, 2879065, 12750145, 17850203, 89251015]

約数ペア:

[(1, 89251015), (5, 17850203), (7, 12750145), (31, 2879065), (35, 2550029), (43, 2075605), (155, 575813), (215, 415121), (217, 411295), (301, 296515), (1085, 82259), (1333, 66955), (1505, 59303), (1913, 46655), (6665, 13391), (9331, 9565)]