891982364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31019}}^1$

素因数の和:31122

約数の個数: 48

約数和(自身を含む): 1945574400

約数和(自身を除く): 1053592036

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 14378, 28756, 31019, 62038, 124076, 217133, 403247, 434266, 806494, 868532, 1612988, 2450501, 2822729, 4901002, 5645458, 9802004, 11290916, 17153507, 31856513, 34307014, 63713026, 68614028, 127426052, 222995591, 445991182, 891982364]

約数ペア:

[(1, 891982364), (2, 445991182), (4, 222995591), (7, 127426052), (13, 68614028), (14, 63713026), (26, 34307014), (28, 31856513), (52, 17153507), (79, 11290916), (91, 9802004), (158, 5645458), (182, 4901002), (316, 2822729), (364, 2450501), (553, 1612988), (1027, 868532), (1106, 806494), (2054, 434266), (2212, 403247), (4108, 217133), (7189, 124076), (14378, 62038), (28756, 31019)]