78572984

素因数分解:

$2^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1709}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 168674400

約数和(自身を除く): 90101416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 821, 1642, 1709, 3284, 3418, 5747, 6568, 6836, 11494, 11963, 13672, 22988, 23926, 45976, 47852, 95704, 1403089, 2806178, 5612356, 9821623, 11224712, 19643246, 39286492, 78572984]

約数ペア:

[(1, 78572984), (2, 39286492), (4, 19643246), (7, 11224712), (8, 9821623), (14, 5612356), (28, 2806178), (56, 1403089), (821, 95704), (1642, 47852), (1709, 45976), (3284, 23926), (3418, 22988), (5747, 13672), (6568, 11963), (6836, 11494)]