26531955

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 56

約数和(自身を含む): 49578480

約数和(自身を除く): 23046525

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 251, 261, 405, 435, 729, 753, 783, 1215, 1255, 1305, 2259, 2349, 3645, 3765, 3915, 6777, 7047, 7279, 11295, 11745, 20331, 21141, 21837, 33885, 35235, 36395, 60993, 65511, 101655, 105705, 109185, 182979, 196533, 304965, 327555, 589599, 914895, 982665, 1768797, 2947995, 5306391, 8843985, 26531955]

約数ペア:

[(1, 26531955), (3, 8843985), (5, 5306391), (9, 2947995), (15, 1768797), (27, 982665), (29, 914895), (45, 589599), (81, 327555), (87, 304965), (135, 196533), (145, 182979), (243, 109185), (251, 105705), (261, 101655), (405, 65511), (435, 60993), (729, 36395), (753, 35235), (783, 33885), (1215, 21837), (1255, 21141), (1305, 20331), (2259, 11745), (2349, 11295), (3645, 7279), (3765, 7047), (3915, 6777)]