280597218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{10709}}^1$

素因数の和:11122

約数の個数: 32

約数和(自身を含む): 613811520

約数和(自身を除く): 333214302

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 397, 794, 1191, 2382, 4367, 8734, 10709, 13101, 21418, 26202, 32127, 64254, 117799, 235598, 353397, 706794, 4251473, 8502946, 12754419, 25508838, 46766203, 93532406, 140298609, 280597218]

約数ペア:

[(1, 280597218), (2, 140298609), (3, 93532406), (6, 46766203), (11, 25508838), (22, 12754419), (33, 8502946), (66, 4251473), (397, 706794), (794, 353397), (1191, 235598), (2382, 117799), (4367, 64254), (8734, 32127), (10709, 26202), (13101, 21418)]