1780821434

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{122663}}^1$

素因数の和:122750

約数の個数: 32

約数和(自身を含む): 3285432576

約数和(自身を除く): 1504611142

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 427, 854, 1037, 2074, 7259, 14518, 122663, 245326, 858641, 1717282, 2085271, 4170542, 7482443, 14596897, 14964886, 29193794, 52377101, 104754202, 127201531, 254403062, 890410717, 1780821434]

約数ペア:

[(1, 1780821434), (2, 890410717), (7, 254403062), (14, 127201531), (17, 104754202), (34, 52377101), (61, 29193794), (119, 14964886), (122, 14596897), (238, 7482443), (427, 4170542), (854, 2085271), (1037, 1717282), (2074, 858641), (7259, 245326), (14518, 122663)]