311892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 860160

約数和(自身を除く): 548268

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 79, 84, 94, 141, 158, 188, 237, 282, 316, 329, 474, 553, 564, 658, 948, 987, 1106, 1316, 1659, 1974, 2212, 3318, 3713, 3948, 6636, 7426, 11139, 14852, 22278, 25991, 44556, 51982, 77973, 103964, 155946, 311892]

約数ペア:

[(1, 311892), (2, 155946), (3, 103964), (4, 77973), (6, 51982), (7, 44556), (12, 25991), (14, 22278), (21, 14852), (28, 11139), (42, 7426), (47, 6636), (79, 3948), (84, 3713), (94, 3318), (141, 2212), (158, 1974), (188, 1659), (237, 1316), (282, 1106), (316, 987), (329, 948), (474, 658), (553, 564)]