28751734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 48522240

約数和(自身を除く): 19770506

約数列:

[1, 2, 11, 22, 71, 79, 142, 158, 233, 466, 781, 869, 1562, 1738, 2563, 5126, 5609, 11218, 16543, 18407, 33086, 36814, 61699, 123398, 181973, 202477, 363946, 404954, 1306897, 2613794, 14375867, 28751734]

約数ペア:

[(1, 28751734), (2, 14375867), (11, 2613794), (22, 1306897), (71, 404954), (79, 363946), (142, 202477), (158, 181973), (233, 123398), (466, 61699), (781, 36814), (869, 33086), (1562, 18407), (1738, 16543), (2563, 11218), (5126, 5609)]