31958145

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 59492160

約数和(自身を除く): 27534015

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 783, 907, 1215, 1305, 2349, 2721, 3915, 4535, 7047, 8163, 11745, 13605, 24489, 26303, 35235, 40815, 73467, 78909, 122445, 131515, 220401, 236727, 367335, 394545, 710181, 1102005, 1183635, 2130543, 3550905, 6391629, 10652715, 31958145]

約数ペア:

[(1, 31958145), (3, 10652715), (5, 6391629), (9, 3550905), (15, 2130543), (27, 1183635), (29, 1102005), (45, 710181), (81, 394545), (87, 367335), (135, 236727), (145, 220401), (243, 131515), (261, 122445), (405, 78909), (435, 73467), (783, 40815), (907, 35235), (1215, 26303), (1305, 24489), (2349, 13605), (2721, 11745), (3915, 8163), (4535, 7047)]