31953555

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 29010285

約数列:

[1, 3, 5, 9, 15, 23, 27, 41, 45, 69, 115, 123, 135, 205, 207, 251, 345, 369, 615, 621, 753, 943, 1035, 1107, 1255, 1845, 2259, 2829, 3105, 3765, 4715, 5535, 5773, 6777, 8487, 10291, 11295, 14145, 17319, 25461, 28865, 30873, 33885, 42435, 51455, 51957, 86595, 92619, 127305, 154365, 155871, 236693, 259785, 277857, 463095, 710079, 779355, 1183465, 1389285, 2130237, 3550395, 6390711, 10651185, 31953555]

約数ペア:

[(1, 31953555), (3, 10651185), (5, 6390711), (9, 3550395), (15, 2130237), (23, 1389285), (27, 1183465), (41, 779355), (45, 710079), (69, 463095), (115, 277857), (123, 259785), (135, 236693), (205, 155871), (207, 154365), (251, 127305), (345, 92619), (369, 86595), (615, 51957), (621, 51455), (753, 42435), (943, 33885), (1035, 30873), (1107, 28865), (1255, 25461), (1845, 17319), (2259, 14145), (2829, 11295), (3105, 10291), (3765, 8487), (4715, 6777), (5535, 5773)]