38775465

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 71248320

約数和(自身を除く): 32472855

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 387, 435, 645, 691, 1247, 1305, 1935, 2073, 3455, 3741, 6219, 6235, 10365, 11223, 18705, 20039, 29713, 31095, 56115, 60117, 89139, 100195, 148565, 180351, 267417, 300585, 445695, 861677, 901755, 1337085, 2585031, 4308385, 7755093, 12925155, 38775465]

約数ペア:

[(1, 38775465), (3, 12925155), (5, 7755093), (9, 4308385), (15, 2585031), (29, 1337085), (43, 901755), (45, 861677), (87, 445695), (129, 300585), (145, 267417), (215, 180351), (261, 148565), (387, 100195), (435, 89139), (645, 60117), (691, 56115), (1247, 31095), (1305, 29713), (1935, 20039), (2073, 18705), (3455, 11223), (3741, 10365), (6219, 6235)]