8889225681

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{2417}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 13972248576

約数和(自身を除く): 5083022895

約数列:

[1, 3, 7, 21, 49, 127, 147, 197, 381, 591, 889, 1379, 2417, 2667, 4137, 6223, 7251, 9653, 16919, 18669, 25019, 28959, 50757, 75057, 118433, 175133, 306959, 355299, 476149, 525399, 920877, 1225931, 1428447, 2148713, 3333043, 3677793, 6446139, 9999129, 15040991, 23331301, 45122973, 60470923, 69993903, 181412769, 423296461, 1269889383, 2963075227, 8889225681]

約数ペア:

[(1, 8889225681), (3, 2963075227), (7, 1269889383), (21, 423296461), (49, 181412769), (127, 69993903), (147, 60470923), (197, 45122973), (381, 23331301), (591, 15040991), (889, 9999129), (1379, 6446139), (2417, 3677793), (2667, 3333043), (4137, 2148713), (6223, 1428447), (7251, 1225931), (9653, 920877), (16919, 525399), (18669, 476149), (25019, 355299), (28959, 306959), (50757, 175133), (75057, 118433)]