247986804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{12517}}^1$

素因数の和:12664

約数の個数: 48

約数和(自身を含む): 628103168

約数和(自身を除く): 380116364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 156, 254, 381, 508, 762, 1524, 1651, 3302, 4953, 6604, 9906, 12517, 19812, 25034, 37551, 50068, 75102, 150204, 162721, 325442, 488163, 650884, 976326, 1589659, 1952652, 3179318, 4768977, 6358636, 9537954, 19075908, 20665567, 41331134, 61996701, 82662268, 123993402, 247986804]

約数ペア:

[(1, 247986804), (2, 123993402), (3, 82662268), (4, 61996701), (6, 41331134), (12, 20665567), (13, 19075908), (26, 9537954), (39, 6358636), (52, 4768977), (78, 3179318), (127, 1952652), (156, 1589659), (254, 976326), (381, 650884), (508, 488163), (762, 325442), (1524, 162721), (1651, 150204), (3302, 75102), (4953, 50068), (6604, 37551), (9906, 25034), (12517, 19812)]