8521289145

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{142057}}^1$

素因数の和:142142

約数の個数: 48

約数和(自身を含む): 15601377792

約数和(自身を除く): 7080088647

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1333, 1395, 1935, 3999, 6665, 11997, 19995, 59985, 142057, 426171, 710285, 1278513, 2130855, 4403767, 6108451, 6392565, 13211301, 18325353, 22018835, 30542255, 39633903, 54976059, 66056505, 91626765, 189361981, 198169515, 274880295, 568085943, 946809905, 1704257829, 2840429715, 8521289145]

約数ペア:

[(1, 8521289145), (3, 2840429715), (5, 1704257829), (9, 946809905), (15, 568085943), (31, 274880295), (43, 198169515), (45, 189361981), (93, 91626765), (129, 66056505), (155, 54976059), (215, 39633903), (279, 30542255), (387, 22018835), (465, 18325353), (645, 13211301), (1333, 6392565), (1395, 6108451), (1935, 4403767), (3999, 2130855), (6665, 1278513), (11997, 710285), (19995, 426171), (59985, 142057)]