313595905

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2143}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 445814784

約数和(自身を除く): 132218879

約数列:

[1, 5, 7, 35, 37, 113, 185, 259, 565, 791, 1295, 2143, 3955, 4181, 10715, 15001, 20905, 29267, 75005, 79291, 146335, 242159, 396455, 555037, 1210795, 1695113, 2775185, 8475565, 8959883, 44799415, 62719181, 313595905]

約数ペア:

[(1, 313595905), (5, 62719181), (7, 44799415), (35, 8959883), (37, 8475565), (113, 2775185), (185, 1695113), (259, 1210795), (565, 555037), (791, 396455), (1295, 242159), (2143, 146335), (3955, 79291), (4181, 75005), (10715, 29267), (15001, 20905)]