15781716

素因数分解:

$2^2\times 3^4\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:810

約数の個数: 60

約数和(自身を含む): 41929888

約数和(自身を除く): 26148172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 81, 108, 134, 162, 201, 268, 324, 402, 603, 727, 804, 1206, 1454, 1809, 2181, 2412, 2908, 3618, 4362, 5427, 6543, 7236, 8724, 10854, 13086, 19629, 21708, 26172, 39258, 48709, 58887, 78516, 97418, 117774, 146127, 194836, 235548, 292254, 438381, 584508, 876762, 1315143, 1753524, 2630286, 3945429, 5260572, 7890858, 15781716]

約数ペア:

[(1, 15781716), (2, 7890858), (3, 5260572), (4, 3945429), (6, 2630286), (9, 1753524), (12, 1315143), (18, 876762), (27, 584508), (36, 438381), (54, 292254), (67, 235548), (81, 194836), (108, 146127), (134, 117774), (162, 97418), (201, 78516), (268, 58887), (324, 48709), (402, 39258), (603, 26172), (727, 21708), (804, 19629), (1206, 13086), (1454, 10854), (1809, 8724), (2181, 7236), (2412, 6543), (2908, 5427), (3618, 4362)]