1337781998

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1\times {\mathrm{1789}}^1$

素因数の和:3552

約数の個数: 32

約数和(自身を含む): 2370017280

約数和(自身を除く): 1032235282

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 1723, 1789, 3446, 3578, 12061, 12523, 24122, 25046, 53413, 55459, 106826, 110918, 373891, 388213, 747782, 776426, 3082447, 6164894, 21577129, 43154258, 95555857, 191111714, 668890999, 1337781998]

約数ペア:

[(1, 1337781998), (2, 668890999), (7, 191111714), (14, 95555857), (31, 43154258), (62, 21577129), (217, 6164894), (434, 3082447), (1723, 776426), (1789, 747782), (3446, 388213), (3578, 373891), (12061, 110918), (12523, 106826), (24122, 55459), (25046, 53413)]