4987311

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 8060928

約数和(自身を除く): 3073617

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 163, 217, 329, 489, 651, 987, 1141, 1457, 3423, 4371, 5053, 7661, 10199, 15159, 22983, 30597, 35371, 53627, 106113, 160881, 237491, 712473, 1662437, 4987311]

約数ペア:

[(1, 4987311), (3, 1662437), (7, 712473), (21, 237491), (31, 160881), (47, 106113), (93, 53627), (141, 35371), (163, 30597), (217, 22983), (329, 15159), (489, 10199), (651, 7661), (987, 5053), (1141, 4371), (1457, 3423)]