172860495

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{883}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 286500864

約数和(自身を除く): 113640369

約数列:

[1, 3, 5, 15, 31, 93, 155, 421, 465, 883, 1263, 2105, 2649, 4415, 6315, 13051, 13245, 27373, 39153, 65255, 82119, 136865, 195765, 371743, 410595, 1115229, 1858715, 5576145, 11524033, 34572099, 57620165, 172860495]

約数ペア:

[(1, 172860495), (3, 57620165), (5, 34572099), (15, 11524033), (31, 5576145), (93, 1858715), (155, 1115229), (421, 410595), (465, 371743), (883, 195765), (1263, 136865), (2105, 82119), (2649, 65255), (4415, 39153), (6315, 27373), (13051, 13245)]