38967561

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 61550280

約数和(自身を除く): 22582719

約数列:

[1, 3, 9, 27, 29, 53, 81, 87, 159, 261, 313, 477, 783, 939, 1431, 1537, 2349, 2817, 4293, 4611, 8451, 9077, 13833, 16589, 25353, 27231, 41499, 49767, 81693, 124497, 149301, 245079, 447903, 481081, 735237, 1343709, 1443243, 4329729, 12989187, 38967561]

約数ペア:

[(1, 38967561), (3, 12989187), (9, 4329729), (27, 1443243), (29, 1343709), (53, 735237), (81, 481081), (87, 447903), (159, 245079), (261, 149301), (313, 124497), (477, 81693), (783, 49767), (939, 41499), (1431, 27231), (1537, 25353), (2349, 16589), (2817, 13833), (4293, 9077), (4611, 8451)]