25978374

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 61041600

約数和(自身を除く): 35063226

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 53, 54, 58, 87, 106, 159, 174, 261, 313, 318, 477, 522, 626, 783, 939, 954, 1431, 1537, 1566, 1878, 2817, 2862, 3074, 4611, 5634, 8451, 9077, 9222, 13833, 16589, 16902, 18154, 27231, 27666, 33178, 41499, 49767, 54462, 81693, 82998, 99534, 149301, 163386, 245079, 298602, 447903, 481081, 490158, 895806, 962162, 1443243, 2886486, 4329729, 8659458, 12989187, 25978374]

約数ペア:

[(1, 25978374), (2, 12989187), (3, 8659458), (6, 4329729), (9, 2886486), (18, 1443243), (27, 962162), (29, 895806), (53, 490158), (54, 481081), (58, 447903), (87, 298602), (106, 245079), (159, 163386), (174, 149301), (261, 99534), (313, 82998), (318, 81693), (477, 54462), (522, 49767), (626, 41499), (783, 33178), (939, 27666), (954, 27231), (1431, 18154), (1537, 16902), (1566, 16589), (1878, 13833), (2817, 9222), (2862, 9077), (3074, 8451), (4611, 5634)]