39975978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 98703360

約数和(自身を除く): 58727382

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 58, 69, 87, 138, 161, 174, 203, 322, 406, 483, 609, 667, 966, 1218, 1334, 1427, 2001, 2854, 4002, 4281, 4669, 8562, 9338, 9989, 14007, 19978, 28014, 29967, 32821, 41383, 59934, 65642, 82766, 98463, 124149, 196926, 229747, 248298, 289681, 459494, 579362, 689241, 869043, 951809, 1378482, 1738086, 1903618, 2855427, 5710854, 6662663, 13325326, 19987989, 39975978]

約数ペア:

[(1, 39975978), (2, 19987989), (3, 13325326), (6, 6662663), (7, 5710854), (14, 2855427), (21, 1903618), (23, 1738086), (29, 1378482), (42, 951809), (46, 869043), (58, 689241), (69, 579362), (87, 459494), (138, 289681), (161, 248298), (174, 229747), (203, 196926), (322, 124149), (406, 98463), (483, 82766), (609, 65642), (667, 59934), (966, 41383), (1218, 32821), (1334, 29967), (1427, 28014), (2001, 19978), (2854, 14007), (4002, 9989), (4281, 9338), (4669, 8562)]