87172365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7759}}^1$

素因数の和:7881

約数の個数: 32

約数和(自身を含む): 160911360

約数和(自身を除く): 73738995

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 321, 535, 749, 1605, 2247, 3745, 7759, 11235, 23277, 38795, 54313, 116385, 162939, 271565, 814695, 830213, 2490639, 4151065, 5811491, 12453195, 17434473, 29057455, 87172365]

約数ペア:

[(1, 87172365), (3, 29057455), (5, 17434473), (7, 12453195), (15, 5811491), (21, 4151065), (35, 2490639), (105, 830213), (107, 814695), (321, 271565), (535, 162939), (749, 116385), (1605, 54313), (2247, 38795), (3745, 23277), (7759, 11235)]