68438447

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 93844800

約数和(自身を除く): 25406353

約数列:

[1, 7, 11, 17, 49, 77, 97, 119, 121, 187, 343, 539, 679, 833, 847, 1067, 1309, 1649, 2057, 3773, 4753, 5831, 5929, 7469, 9163, 11543, 11737, 14399, 18139, 33271, 41503, 52283, 64141, 80801, 82159, 100793, 126973, 199529, 365981, 565607, 575113, 705551, 888811, 1396703, 4025791, 6221677, 9776921, 68438447]

約数ペア:

[(1, 68438447), (7, 9776921), (11, 6221677), (17, 4025791), (49, 1396703), (77, 888811), (97, 705551), (119, 575113), (121, 565607), (187, 365981), (343, 199529), (539, 126973), (679, 100793), (833, 82159), (847, 80801), (1067, 64141), (1309, 52283), (1649, 41503), (2057, 33271), (3773, 18139), (4753, 14399), (5831, 11737), (5929, 11543), (7469, 9163)]