77987286

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1995

約数の個数: 80

約数和(自身を含む): 198198000

約数和(自身を除く): 120210714

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 81, 114, 117, 162, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1053, 1482, 1539, 1949, 2106, 2223, 3078, 3898, 4446, 5847, 6669, 11694, 13338, 17541, 20007, 25337, 35082, 37031, 40014, 50674, 52623, 74062, 76011, 105246, 111093, 152022, 157869, 222186, 228033, 315738, 333279, 456066, 481403, 666558, 684099, 962806, 999837, 1368198, 1444209, 1999674, 2052297, 2888418, 2999511, 4104594, 4332627, 5999022, 8665254, 12997881, 25995762, 38993643, 77987286]

約数ペア:

[(1, 77987286), (2, 38993643), (3, 25995762), (6, 12997881), (9, 8665254), (13, 5999022), (18, 4332627), (19, 4104594), (26, 2999511), (27, 2888418), (38, 2052297), (39, 1999674), (54, 1444209), (57, 1368198), (78, 999837), (81, 962806), (114, 684099), (117, 666558), (162, 481403), (171, 456066), (234, 333279), (247, 315738), (342, 228033), (351, 222186), (494, 157869), (513, 152022), (702, 111093), (741, 105246), (1026, 76011), (1053, 74062), (1482, 52623), (1539, 50674), (1949, 40014), (2106, 37031), (2223, 35082), (3078, 25337), (3898, 20007), (4446, 17541), (5847, 13338), (6669, 11694)]