218929494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73417}}^1$

素因数の和:73500

約数の個数: 32

約数和(自身を含む): 507465216

約数和(自身を除く): 288535722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 73417, 146834, 220251, 440502, 513919, 1027838, 1541757, 3083514, 5212607, 10425214, 15637821, 31275642, 36488249, 72976498, 109464747, 218929494]

約数ペア:

[(1, 218929494), (2, 109464747), (3, 72976498), (6, 36488249), (7, 31275642), (14, 15637821), (21, 10425214), (42, 5212607), (71, 3083514), (142, 1541757), (213, 1027838), (426, 513919), (497, 440502), (994, 220251), (1491, 146834), (2982, 73417)]