40251237

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 60318720

約数和(自身を除く): 20067483

約数列:

[1, 3, 13, 31, 39, 93, 169, 197, 403, 507, 591, 1209, 2197, 2561, 5239, 6107, 6591, 7683, 15717, 18321, 33293, 68107, 79391, 99879, 204321, 238173, 432809, 1032083, 1298427, 3096249, 13417079, 40251237]

約数ペア:

[(1, 40251237), (3, 13417079), (13, 3096249), (31, 1298427), (39, 1032083), (93, 432809), (169, 238173), (197, 204321), (403, 99879), (507, 79391), (591, 68107), (1209, 33293), (2197, 18321), (2561, 15717), (5239, 7683), (6107, 6591)]