61289319

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 107864064

約数和(自身を除く): 46574745

約数列:

[1, 3, 7, 13, 21, 23, 39, 43, 69, 91, 129, 161, 227, 273, 299, 301, 483, 559, 681, 897, 903, 989, 1589, 1677, 2093, 2951, 2967, 3913, 4767, 5221, 6279, 6923, 8853, 9761, 11739, 12857, 15663, 20657, 20769, 29283, 36547, 38571, 61971, 67873, 68327, 89999, 109641, 126893, 203619, 204981, 224503, 269997, 380679, 475111, 673509, 888251, 1425333, 1571521, 2664753, 2918539, 4714563, 8755617, 20429773, 61289319]

約数ペア:

[(1, 61289319), (3, 20429773), (7, 8755617), (13, 4714563), (21, 2918539), (23, 2664753), (39, 1571521), (43, 1425333), (69, 888251), (91, 673509), (129, 475111), (161, 380679), (227, 269997), (273, 224503), (299, 204981), (301, 203619), (483, 126893), (559, 109641), (681, 89999), (897, 68327), (903, 67873), (989, 61971), (1589, 38571), (1677, 36547), (2093, 29283), (2951, 20769), (2967, 20657), (3913, 15663), (4767, 12857), (5221, 11739), (6279, 9761), (6923, 8853)]