202137831

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 344897280

約数和(自身を除く): 142759449

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 139, 287, 369, 417, 563, 861, 973, 1251, 1689, 2583, 2919, 3941, 5067, 5699, 8757, 11823, 17097, 23083, 35469, 39893, 51291, 69249, 78257, 119679, 161581, 207747, 234771, 359037, 484743, 547799, 704313, 1454229, 1643397, 3208537, 4930191, 9625611, 22459759, 28876833, 67379277, 202137831]

約数ペア:

[(1, 202137831), (3, 67379277), (7, 28876833), (9, 22459759), (21, 9625611), (41, 4930191), (63, 3208537), (123, 1643397), (139, 1454229), (287, 704313), (369, 547799), (417, 484743), (563, 359037), (861, 234771), (973, 207747), (1251, 161581), (1689, 119679), (2583, 78257), (2919, 69249), (3941, 51291), (5067, 39893), (5699, 35469), (8757, 23083), (11823, 17097)]