66961378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 112223232

約数和(自身を除く): 45261854

約数列:

[1, 2, 11, 22, 71, 142, 163, 263, 326, 526, 781, 1562, 1793, 2893, 3586, 5786, 11573, 18673, 23146, 37346, 42869, 85738, 127303, 205403, 254606, 410806, 471559, 943118, 3043699, 6087398, 33480689, 66961378]

約数ペア:

[(1, 66961378), (2, 33480689), (11, 6087398), (22, 3043699), (71, 943118), (142, 471559), (163, 410806), (263, 254606), (326, 205403), (526, 127303), (781, 85738), (1562, 42869), (1793, 37346), (2893, 23146), (3586, 18673), (5786, 11573)]