7271229

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 4340931

約数列:

[1, 3, 7, 21, 47, 53, 139, 141, 159, 329, 371, 417, 973, 987, 1113, 2491, 2919, 6533, 7367, 7473, 17437, 19599, 22101, 45731, 51569, 52311, 137193, 154707, 346249, 1038747, 2423743, 7271229]

約数ペア:

[(1, 7271229), (3, 2423743), (7, 1038747), (21, 346249), (47, 154707), (53, 137193), (139, 52311), (141, 51569), (159, 45731), (329, 22101), (371, 19599), (417, 17437), (973, 7473), (987, 7367), (1113, 6533), (2491, 2919)]