12902428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 28433664

約数和(自身を除く): 15531236

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 163, 257, 308, 326, 514, 652, 1028, 1141, 1793, 1799, 2282, 2827, 3586, 3598, 4564, 5654, 7172, 7196, 11308, 12551, 19789, 25102, 39578, 41891, 50204, 79156, 83782, 167564, 293237, 460801, 586474, 921602, 1172948, 1843204, 3225607, 6451214, 12902428]

約数ペア:

[(1, 12902428), (2, 6451214), (4, 3225607), (7, 1843204), (11, 1172948), (14, 921602), (22, 586474), (28, 460801), (44, 293237), (77, 167564), (154, 83782), (163, 79156), (257, 50204), (308, 41891), (326, 39578), (514, 25102), (652, 19789), (1028, 12551), (1141, 11308), (1793, 7196), (1799, 7172), (2282, 5654), (2827, 4564), (3586, 3598)]