722854

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 24

約数和(自身を含む): 1244880

約数和(自身を除く): 522026

約数列:

[1, 2, 11, 22, 29, 58, 103, 121, 206, 242, 319, 638, 1133, 2266, 2987, 3509, 5974, 7018, 12463, 24926, 32857, 65714, 361427, 722854]

約数ペア:

[(1, 722854), (2, 361427), (11, 65714), (22, 32857), (29, 24926), (58, 12463), (103, 7018), (121, 5974), (206, 3509), (242, 2987), (319, 2266), (638, 1133)]