31125724

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 67173120

約数和(自身を除く): 36047396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1427, 1558, 2854, 3116, 5453, 5708, 9989, 10906, 19978, 21812, 27113, 39956, 54226, 58507, 108452, 117014, 189791, 234028, 379582, 409549, 759164, 819098, 1111633, 1638196, 2223266, 4446532, 7781431, 15562862, 31125724]

約数ペア:

[(1, 31125724), (2, 15562862), (4, 7781431), (7, 4446532), (14, 2223266), (19, 1638196), (28, 1111633), (38, 819098), (41, 759164), (76, 409549), (82, 379582), (133, 234028), (164, 189791), (266, 117014), (287, 108452), (532, 58507), (574, 54226), (779, 39956), (1148, 27113), (1427, 21812), (1558, 19978), (2854, 10906), (3116, 9989), (5453, 5708)]