30307921

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 36865320

約数和(自身を除く): 6557399

約数列:

[1, 7, 37, 49, 73, 229, 259, 511, 1603, 1813, 2701, 3577, 8473, 11221, 16717, 18907, 59311, 117019, 132349, 415177, 618529, 819133, 4329703, 30307921]

約数ペア:

[(1, 30307921), (7, 4329703), (37, 819133), (49, 618529), (73, 415177), (229, 132349), (259, 117019), (511, 59311), (1603, 18907), (1813, 16717), (2701, 11221), (3577, 8473)]