39980535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 77220864

約数和(自身を除く): 37240329

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 41, 105, 111, 123, 185, 205, 251, 259, 287, 555, 615, 753, 777, 861, 1255, 1295, 1435, 1517, 1757, 3765, 3885, 4305, 4551, 5271, 7585, 8785, 9287, 10291, 10619, 22755, 26355, 27861, 30873, 31857, 46435, 51455, 53095, 65009, 72037, 139305, 154365, 159285, 195027, 216111, 325045, 360185, 380767, 975135, 1080555, 1142301, 1903835, 2665369, 5711505, 7996107, 13326845, 39980535]

約数ペア:

[(1, 39980535), (3, 13326845), (5, 7996107), (7, 5711505), (15, 2665369), (21, 1903835), (35, 1142301), (37, 1080555), (41, 975135), (105, 380767), (111, 360185), (123, 325045), (185, 216111), (205, 195027), (251, 159285), (259, 154365), (287, 139305), (555, 72037), (615, 65009), (753, 53095), (777, 51455), (861, 46435), (1255, 31857), (1295, 30873), (1435, 27861), (1517, 26355), (1757, 22755), (3765, 10619), (3885, 10291), (4305, 9287), (4551, 8785), (5271, 7585)]