221375952

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{219619}}^1$

素因数の和:219640

約数の個数: 60

約数和(自身を含む): 708054880

約数和(自身を除く): 486678928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 219619, 439238, 658857, 878476, 1317714, 1537333, 1756952, 1976571, 2635428, 3074666, 3513904, 3953142, 4611999, 5270856, 6149332, 7906284, 9223998, 10541712, 12298664, 13835997, 15812568, 18447996, 24597328, 27671994, 31625136, 36895992, 55343988, 73791984, 110687976, 221375952]

約数ペア:

[(1, 221375952), (2, 110687976), (3, 73791984), (4, 55343988), (6, 36895992), (7, 31625136), (8, 27671994), (9, 24597328), (12, 18447996), (14, 15812568), (16, 13835997), (18, 12298664), (21, 10541712), (24, 9223998), (28, 7906284), (36, 6149332), (42, 5270856), (48, 4611999), (56, 3953142), (63, 3513904), (72, 3074666), (84, 2635428), (112, 1976571), (126, 1756952), (144, 1537333), (168, 1317714), (252, 878476), (336, 658857), (504, 439238), (1008, 219619)]