868397265

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1223}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 1558103040

約数和(自身を除く): 689705775

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 509, 1223, 1395, 1527, 2545, 3669, 4581, 6115, 7635, 11007, 15779, 18345, 22905, 37913, 47337, 55035, 78895, 113739, 142011, 189565, 236685, 341217, 568695, 622507, 710055, 1706085, 1867521, 3112535, 5602563, 9337605, 19297717, 28012815, 57893151, 96488585, 173679453, 289465755, 868397265]

約数ペア:

[(1, 868397265), (3, 289465755), (5, 173679453), (9, 96488585), (15, 57893151), (31, 28012815), (45, 19297717), (93, 9337605), (155, 5602563), (279, 3112535), (465, 1867521), (509, 1706085), (1223, 710055), (1395, 622507), (1527, 568695), (2545, 341217), (3669, 236685), (4581, 189565), (6115, 142011), (7635, 113739), (11007, 78895), (15779, 55035), (18345, 47337), (22905, 37913)]