1420261921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 1641024000

約数和(自身を除く): 220762079

約数列:

[1, 13, 29, 43, 79, 377, 559, 1027, 1109, 1247, 2291, 3397, 14417, 16211, 29783, 32161, 44161, 47687, 87611, 98513, 418093, 619931, 1138943, 1280669, 1382923, 2540719, 3767273, 17977999, 33029347, 48974549, 109250917, 1420261921]

約数ペア:

[(1, 1420261921), (13, 109250917), (29, 48974549), (43, 33029347), (79, 17977999), (377, 3767273), (559, 2540719), (1027, 1382923), (1109, 1280669), (1247, 1138943), (2291, 619931), (3397, 418093), (14417, 98513), (16211, 87611), (29783, 47687), (32161, 44161)]