12989109

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 20696320

約数和(自身を除く): 7707211

約数列:

[1, 3, 7, 21, 37, 73, 111, 219, 229, 259, 511, 687, 777, 1533, 1603, 2701, 4809, 8103, 8473, 16717, 18907, 25419, 50151, 56721, 59311, 117019, 177933, 351057, 618529, 1855587, 4329703, 12989109]

約数ペア:

[(1, 12989109), (3, 4329703), (7, 1855587), (21, 618529), (37, 351057), (73, 177933), (111, 117019), (219, 59311), (229, 56721), (259, 50151), (511, 25419), (687, 18907), (777, 16717), (1533, 8473), (1603, 8103), (2701, 4809)]