15663990090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{74590429}}^1$

素因数の和:74590446

約数の個数: 32

約数和(自身を含む): 42964087680

約数和(自身を除く): 27300097590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 74590429, 149180858, 223771287, 372952145, 447542574, 522133003, 745904290, 1044266006, 1118856435, 1566399009, 2237712870, 2610665015, 3132798018, 5221330030, 7831995045, 15663990090]

約数ペア:

[(1, 15663990090), (2, 7831995045), (3, 5221330030), (5, 3132798018), (6, 2610665015), (7, 2237712870), (10, 1566399009), (14, 1118856435), (15, 1044266006), (21, 745904290), (30, 522133003), (35, 447542574), (42, 372952145), (70, 223771287), (105, 149180858), (210, 74590429)]