1971858

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 4842720

約数和(自身を除く): 2870862

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 353, 399, 706, 798, 931, 1059, 1862, 2118, 2471, 2793, 4942, 5586, 6707, 7413, 13414, 14826, 17297, 20121, 34594, 40242, 46949, 51891, 93898, 103782, 140847, 281694, 328643, 657286, 985929, 1971858]

約数ペア:

[(1, 1971858), (2, 985929), (3, 657286), (6, 328643), (7, 281694), (14, 140847), (19, 103782), (21, 93898), (38, 51891), (42, 46949), (49, 40242), (57, 34594), (98, 20121), (114, 17297), (133, 14826), (147, 13414), (266, 7413), (294, 6707), (353, 5586), (399, 4942), (706, 2793), (798, 2471), (931, 2118), (1059, 1862)]