56213118

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1138

約数の個数: 72

約数和(自身を含む): 139771008

約数和(自身を除く): 83557890

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 169, 221, 234, 306, 338, 442, 507, 663, 1014, 1087, 1326, 1521, 1989, 2174, 2873, 3042, 3261, 3978, 5746, 6522, 8619, 9783, 14131, 17238, 18479, 19566, 25857, 28262, 36958, 42393, 51714, 55437, 84786, 110874, 127179, 166311, 183703, 240227, 254358, 332622, 367406, 480454, 551109, 720681, 1102218, 1441362, 1653327, 2162043, 3122951, 3306654, 4324086, 6245902, 9368853, 18737706, 28106559, 56213118]

約数ペア:

[(1, 56213118), (2, 28106559), (3, 18737706), (6, 9368853), (9, 6245902), (13, 4324086), (17, 3306654), (18, 3122951), (26, 2162043), (34, 1653327), (39, 1441362), (51, 1102218), (78, 720681), (102, 551109), (117, 480454), (153, 367406), (169, 332622), (221, 254358), (234, 240227), (306, 183703), (338, 166311), (442, 127179), (507, 110874), (663, 84786), (1014, 55437), (1087, 51714), (1326, 42393), (1521, 36958), (1989, 28262), (2174, 25857), (2873, 19566), (3042, 18479), (3261, 17238), (3978, 14131), (5746, 9783), (6522, 8619)]