201428331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 296018688

約数和(自身を除く): 94590357

約数列:

[1, 3, 13, 39, 67, 157, 201, 471, 491, 871, 1473, 2041, 2613, 6123, 6383, 10519, 19149, 31557, 32897, 77087, 98691, 136747, 231261, 410241, 427661, 1002131, 1282983, 3006393, 5164829, 15494487, 67142777, 201428331]

約数ペア:

[(1, 201428331), (3, 67142777), (13, 15494487), (39, 5164829), (67, 3006393), (157, 1282983), (201, 1002131), (471, 427661), (491, 410241), (871, 231261), (1473, 136747), (2041, 98691), (2613, 77087), (6123, 32897), (6383, 31557), (10519, 19149)]