521102043

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20323}}^1$

素因数の和:20384

約数の個数: 48

約数和(自身を含む): 963845376

約数和(自身を除く): 442743333

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 1221, 2331, 2849, 3663, 8547, 20323, 25641, 60969, 142261, 182907, 223553, 426783, 670659, 751951, 1280349, 1564871, 2011977, 2255853, 4694613, 5263657, 6767559, 8271461, 14083839, 15790971, 24814383, 47372913, 57900227, 74443149, 173700681, 521102043]

約数ペア:

[(1, 521102043), (3, 173700681), (7, 74443149), (9, 57900227), (11, 47372913), (21, 24814383), (33, 15790971), (37, 14083839), (63, 8271461), (77, 6767559), (99, 5263657), (111, 4694613), (231, 2255853), (259, 2011977), (333, 1564871), (407, 1280349), (693, 751951), (777, 670659), (1221, 426783), (2331, 223553), (2849, 182907), (3663, 142261), (8547, 60969), (20323, 25641)]