18123609

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 29122560

約数和(自身を除く): 10998951

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 239, 471, 483, 717, 1099, 1673, 3297, 3611, 5019, 5497, 10833, 16491, 25277, 37523, 38479, 75831, 112569, 115437, 262661, 787983, 863029, 2589087, 6041203, 18123609]

約数ペア:

[(1, 18123609), (3, 6041203), (7, 2589087), (21, 863029), (23, 787983), (69, 262661), (157, 115437), (161, 112569), (239, 75831), (471, 38479), (483, 37523), (717, 25277), (1099, 16491), (1673, 10833), (3297, 5497), (3611, 5019)]