407420937

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83987}}^1$

素因数の和:84018

約数の個数: 36

約数和(自身を含む): 746821296

約数和(自身を除く): 339400359

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 83987, 251961, 587909, 755883, 923857, 1763727, 2771571, 4115363, 5291181, 6466999, 8314713, 12346089, 19400997, 37038267, 45268993, 58202991, 135806979, 407420937]

約数ペア:

[(1, 407420937), (3, 135806979), (7, 58202991), (9, 45268993), (11, 37038267), (21, 19400997), (33, 12346089), (49, 8314713), (63, 6466999), (77, 5291181), (99, 4115363), (147, 2771571), (231, 1763727), (441, 923857), (539, 755883), (693, 587909), (1617, 251961), (4851, 83987)]