874806478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{67699}}^1$

素因数の和:67792

約数の個数: 32

約数和(自身を含む): 1637798400

約数和(自身を除く): 762991922

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 6461, 12922, 67699, 135398, 473893, 880087, 947786, 1760174, 4806629, 6160609, 9613258, 12321218, 33646403, 62486177, 67292806, 124972354, 437403239, 874806478]

約数ペア:

[(1, 874806478), (2, 437403239), (7, 124972354), (13, 67292806), (14, 62486177), (26, 33646403), (71, 12321218), (91, 9613258), (142, 6160609), (182, 4806629), (497, 1760174), (923, 947786), (994, 880087), (1846, 473893), (6461, 135398), (12922, 67699)]