64804887

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8363}}^1$

素因数の和:8420

約数の個数: 32

約数和(自身を含む): 112412160

約数和(自身を除く): 47607273

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 8363, 25089, 58541, 75267, 175623, 225801, 342883, 526869, 1028649, 1580607, 2400181, 3085947, 7200543, 9257841, 21601629, 64804887]

約数ペア:

[(1, 64804887), (3, 21601629), (7, 9257841), (9, 7200543), (21, 3085947), (27, 2400181), (41, 1580607), (63, 1028649), (123, 526869), (189, 342883), (287, 225801), (369, 175623), (861, 75267), (1107, 58541), (2583, 25089), (7749, 8363)]