39389685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 70778880

約数和(自身を除く): 31389195

約数列:

[1, 3, 5, 15, 23, 29, 31, 69, 87, 93, 115, 127, 145, 155, 345, 381, 435, 465, 635, 667, 713, 899, 1905, 2001, 2139, 2697, 2921, 3335, 3565, 3683, 3937, 4495, 8763, 10005, 10695, 11049, 11811, 13485, 14605, 18415, 19685, 20677, 43815, 55245, 59055, 62031, 84709, 90551, 103385, 114173, 254127, 271653, 310155, 342519, 423545, 452755, 570865, 1270635, 1358265, 1712595, 2625979, 7877937, 13129895, 39389685]

約数ペア:

[(1, 39389685), (3, 13129895), (5, 7877937), (15, 2625979), (23, 1712595), (29, 1358265), (31, 1270635), (69, 570865), (87, 452755), (93, 423545), (115, 342519), (127, 310155), (145, 271653), (155, 254127), (345, 114173), (381, 103385), (435, 90551), (465, 84709), (635, 62031), (667, 59055), (713, 55245), (899, 43815), (1905, 20677), (2001, 19685), (2139, 18415), (2697, 14605), (2921, 13485), (3335, 11811), (3565, 11049), (3683, 10695), (3937, 10005), (4495, 8763)]