16256975973

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{286613}}^1$

素因数の和:286733

約数の個数: 32

約数和(自身を含む): 25790674176

約数和(自身を除く): 9533698203

約数列:

[1, 3, 7, 21, 37, 73, 111, 219, 259, 511, 777, 1533, 2701, 8103, 18907, 56721, 286613, 859839, 2006291, 6018873, 10604681, 20922749, 31814043, 62768247, 74232767, 146459243, 222698301, 439377729, 774141713, 2322425139, 5418991991, 16256975973]

約数ペア:

[(1, 16256975973), (3, 5418991991), (7, 2322425139), (21, 774141713), (37, 439377729), (73, 222698301), (111, 146459243), (219, 74232767), (259, 62768247), (511, 31814043), (777, 20922749), (1533, 10604681), (2701, 6018873), (8103, 2006291), (18907, 859839), (56721, 286613)]