139220690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{64157}}^1$

素因数の和:64202

約数の個数: 32

約数和(自身を含む): 295640064

約数和(自身を除く): 156419374

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 64157, 128314, 320785, 449099, 641570, 898198, 1988867, 2245495, 3977734, 4490990, 9944335, 13922069, 19888670, 27844138, 69610345, 139220690]

約数ペア:

[(1, 139220690), (2, 69610345), (5, 27844138), (7, 19888670), (10, 13922069), (14, 9944335), (31, 4490990), (35, 3977734), (62, 2245495), (70, 1988867), (155, 898198), (217, 641570), (310, 449099), (434, 320785), (1085, 128314), (2170, 64157)]