840112803

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 1366041600

約数和(自身を除く): 525928797

約数列:

[1, 3, 9, 27, 29, 31, 81, 83, 87, 93, 139, 249, 261, 279, 417, 747, 783, 837, 899, 1251, 2241, 2349, 2407, 2511, 2573, 2697, 3753, 4031, 4309, 6723, 7221, 7719, 8091, 11259, 11537, 12093, 12927, 21663, 23157, 24273, 34611, 36279, 38781, 64989, 69471, 72819, 74617, 103833, 108837, 116343, 124961, 194967, 208413, 223851, 311499, 326511, 334573, 349029, 357647, 374883, 671553, 934497, 1003719, 1072941, 1124649, 2014659, 3011157, 3218823, 3373947, 6043977, 9033471, 9656469, 10121841, 10371763, 27100413, 28969407, 31115289, 93345867, 280037601, 840112803]

約数ペア:

[(1, 840112803), (3, 280037601), (9, 93345867), (27, 31115289), (29, 28969407), (31, 27100413), (81, 10371763), (83, 10121841), (87, 9656469), (93, 9033471), (139, 6043977), (249, 3373947), (261, 3218823), (279, 3011157), (417, 2014659), (747, 1124649), (783, 1072941), (837, 1003719), (899, 934497), (1251, 671553), (2241, 374883), (2349, 357647), (2407, 349029), (2511, 334573), (2573, 326511), (2697, 311499), (3753, 223851), (4031, 208413), (4309, 194967), (6723, 124961), (7221, 116343), (7719, 108837), (8091, 103833), (11259, 74617), (11537, 72819), (12093, 69471), (12927, 64989), (21663, 38781), (23157, 36279), (24273, 34611)]