81453526

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1319}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 152824320

約数和(自身を除く): 71370794

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 401, 802, 1319, 2638, 2807, 4411, 5614, 8822, 9233, 14509, 18466, 29018, 30877, 61754, 101563, 203126, 528919, 1057838, 3702433, 5818109, 7404866, 11636218, 40726763, 81453526]

約数ペア:

[(1, 81453526), (2, 40726763), (7, 11636218), (11, 7404866), (14, 5818109), (22, 3702433), (77, 1057838), (154, 528919), (401, 203126), (802, 101563), (1319, 61754), (2638, 30877), (2807, 29018), (4411, 18466), (5614, 14509), (8822, 9233)]