1221966

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:430

約数の個数: 40

約数和(自身を含む): 2889480

約数和(自身を除く): 1667514

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 397, 513, 794, 1026, 1191, 1539, 2382, 3078, 3573, 7146, 7543, 10719, 15086, 21438, 22629, 32157, 45258, 64314, 67887, 135774, 203661, 407322, 610983, 1221966]

約数ペア:

[(1, 1221966), (2, 610983), (3, 407322), (6, 203661), (9, 135774), (18, 67887), (19, 64314), (27, 45258), (38, 32157), (54, 22629), (57, 21438), (81, 15086), (114, 10719), (162, 7543), (171, 7146), (342, 3573), (397, 3078), (513, 2382), (794, 1539), (1026, 1191)]