261291258

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^2\times {\mathrm{5581}}^1$

素因数の和:5629

約数の個数: 60

約数和(自身を含む): 622063662

約数和(自身を除く): 360772404

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 289, 306, 459, 578, 867, 918, 1377, 1734, 2601, 2754, 5202, 5581, 7803, 11162, 15606, 16743, 23409, 33486, 46818, 50229, 94877, 100458, 150687, 189754, 284631, 301374, 452061, 569262, 853893, 904122, 1612909, 1707786, 2561679, 3225818, 4838727, 5123358, 7685037, 9677454, 14516181, 15370074, 29032362, 43548543, 87097086, 130645629, 261291258]

約数ペア:

[(1, 261291258), (2, 130645629), (3, 87097086), (6, 43548543), (9, 29032362), (17, 15370074), (18, 14516181), (27, 9677454), (34, 7685037), (51, 5123358), (54, 4838727), (81, 3225818), (102, 2561679), (153, 1707786), (162, 1612909), (289, 904122), (306, 853893), (459, 569262), (578, 452061), (867, 301374), (918, 284631), (1377, 189754), (1734, 150687), (2601, 100458), (2754, 94877), (5202, 50229), (5581, 46818), (7803, 33486), (11162, 23409), (15606, 16743)]