30708531

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3457}}^1$

素因数の和:3520

約数の個数: 32

約数和(自身を含む): 53114880

約数和(自身を除く): 22406349

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 3457, 8883, 10371, 24199, 31113, 72597, 93339, 162479, 217791, 487437, 653373, 1137353, 1462311, 3412059, 4386933, 10236177, 30708531]

約数ペア:

[(1, 30708531), (3, 10236177), (7, 4386933), (9, 3412059), (21, 1462311), (27, 1137353), (47, 653373), (63, 487437), (141, 217791), (189, 162479), (329, 93339), (423, 72597), (987, 31113), (1269, 24199), (2961, 10371), (3457, 8883)]