77634459

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 132507648

約数和(自身を除く): 54873189

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 157, 167, 329, 423, 471, 501, 987, 1099, 1169, 1413, 1503, 2961, 3297, 3507, 7379, 7849, 9891, 10521, 22137, 23547, 26219, 51653, 54943, 66411, 70641, 78657, 154959, 164829, 183533, 235971, 464877, 494487, 550599, 1232293, 1651797, 3696879, 8626051, 11090637, 25878153, 77634459]

約数ペア:

[(1, 77634459), (3, 25878153), (7, 11090637), (9, 8626051), (21, 3696879), (47, 1651797), (63, 1232293), (141, 550599), (157, 494487), (167, 464877), (329, 235971), (423, 183533), (471, 164829), (501, 154959), (987, 78657), (1099, 70641), (1169, 66411), (1413, 54943), (1503, 51653), (2961, 26219), (3297, 23547), (3507, 22137), (7379, 10521), (7849, 9891)]