8260398

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 18732480

約数和(自身を除く): 10472082

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 157, 158, 222, 237, 314, 333, 471, 474, 666, 711, 942, 1413, 1422, 2826, 2923, 5809, 5846, 8769, 11618, 12403, 17427, 17538, 24806, 26307, 34854, 37209, 52281, 52614, 74418, 104562, 111627, 223254, 458911, 917822, 1376733, 2753466, 4130199, 8260398]

約数ペア:

[(1, 8260398), (2, 4130199), (3, 2753466), (6, 1376733), (9, 917822), (18, 458911), (37, 223254), (74, 111627), (79, 104562), (111, 74418), (157, 52614), (158, 52281), (222, 37209), (237, 34854), (314, 26307), (333, 24806), (471, 17538), (474, 17427), (666, 12403), (711, 11618), (942, 8769), (1413, 5846), (1422, 5809), (2826, 2923)]