2780802

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 6514560

約数和(自身を除く): 3733758

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 173, 282, 342, 346, 423, 519, 846, 893, 1038, 1557, 1786, 2679, 3114, 3287, 5358, 6574, 8037, 8131, 9861, 16074, 16262, 19722, 24393, 29583, 48786, 59166, 73179, 146358, 154489, 308978, 463467, 926934, 1390401, 2780802]

約数ペア:

[(1, 2780802), (2, 1390401), (3, 926934), (6, 463467), (9, 308978), (18, 154489), (19, 146358), (38, 73179), (47, 59166), (57, 48786), (94, 29583), (114, 24393), (141, 19722), (171, 16262), (173, 16074), (282, 9861), (342, 8131), (346, 8037), (423, 6574), (519, 5358), (846, 3287), (893, 3114), (1038, 2679), (1557, 1786)]