680746

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 24

約数和(自身を含む): 1173060

約数和(自身を除く): 492314

約数列:

[1, 2, 11, 22, 29, 58, 97, 121, 194, 242, 319, 638, 1067, 2134, 2813, 3509, 5626, 7018, 11737, 23474, 30943, 61886, 340373, 680746]

約数ペア:

[(1, 680746), (2, 340373), (11, 61886), (22, 30943), (29, 23474), (58, 11737), (97, 7018), (121, 5626), (194, 3509), (242, 2813), (319, 2134), (638, 1067)]