388620315

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 711244800

約数和(自身を除く): 322624485

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 97, 135, 177, 291, 295, 485, 503, 531, 873, 885, 1455, 1509, 1593, 2515, 2619, 2655, 4365, 4527, 5723, 7545, 7965, 13095, 13581, 17169, 22635, 28615, 29677, 48791, 51507, 67905, 85845, 89031, 146373, 148385, 154521, 243955, 257535, 267093, 439119, 445155, 731865, 772605, 801279, 1317357, 1335465, 2195595, 2878669, 4006395, 6586785, 8636007, 14393345, 25908021, 43180035, 77724063, 129540105, 388620315]

約数ペア:

[(1, 388620315), (3, 129540105), (5, 77724063), (9, 43180035), (15, 25908021), (27, 14393345), (45, 8636007), (59, 6586785), (97, 4006395), (135, 2878669), (177, 2195595), (291, 1335465), (295, 1317357), (485, 801279), (503, 772605), (531, 731865), (873, 445155), (885, 439119), (1455, 267093), (1509, 257535), (1593, 243955), (2515, 154521), (2619, 148385), (2655, 146373), (4365, 89031), (4527, 85845), (5723, 67905), (7545, 51507), (7965, 48791), (13095, 29677), (13581, 28615), (17169, 22635)]