621435459

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{941}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 918065664

約数和(自身を除く): 296630205

約数列:

[1, 3, 17, 23, 51, 69, 391, 563, 941, 1173, 1689, 2823, 9571, 12949, 15997, 21643, 28713, 38847, 47991, 64929, 220133, 367931, 529783, 660399, 1103793, 1589349, 9006311, 12185009, 27018933, 36555027, 207145153, 621435459]

約数ペア:

[(1, 621435459), (3, 207145153), (17, 36555027), (23, 27018933), (51, 12185009), (69, 9006311), (391, 1589349), (563, 1103793), (941, 660399), (1173, 529783), (1689, 367931), (2823, 220133), (9571, 64929), (12949, 47991), (15997, 38847), (21643, 28713)]