164019247

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 204595200

約数和(自身を除く): 40575953

約数列:

[1, 7, 17, 73, 79, 119, 239, 511, 553, 1241, 1343, 1673, 4063, 5767, 8687, 9401, 17447, 18881, 28441, 40369, 98039, 122129, 132167, 296599, 320977, 686273, 1378313, 2076193, 2246839, 9648191, 23431321, 164019247]

約数ペア:

[(1, 164019247), (7, 23431321), (17, 9648191), (73, 2246839), (79, 2076193), (119, 1378313), (239, 686273), (511, 320977), (553, 296599), (1241, 132167), (1343, 122129), (1673, 98039), (4063, 40369), (5767, 28441), (8687, 18881), (9401, 17447)]