15947400959

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{17747}}^1$

素因数の和:17927

約数の個数: 32

約数和(自身を含む): 19464302592

約数和(自身を除く): 3516901633

約数列:

[1, 7, 31, 41, 101, 217, 287, 707, 1271, 3131, 4141, 8897, 17747, 21917, 28987, 124229, 128371, 550157, 727627, 898597, 1792447, 3851099, 5093389, 12547129, 22556437, 55565857, 73490327, 157895059, 388960999, 514432289, 2278200137, 15947400959]

約数ペア:

[(1, 15947400959), (7, 2278200137), (31, 514432289), (41, 388960999), (101, 157895059), (217, 73490327), (287, 55565857), (707, 22556437), (1271, 12547129), (3131, 5093389), (4141, 3851099), (8897, 1792447), (17747, 898597), (21917, 727627), (28987, 550157), (124229, 128371)]