28976836

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1088

約数の個数: 36

約数和(自身を含む): 59415888

約数和(自身を除く): 30439052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 652, 907, 1141, 1814, 2282, 3628, 4564, 6349, 7987, 12698, 15974, 25396, 31948, 44443, 88886, 147841, 177772, 295682, 591364, 1034887, 2069774, 4139548, 7244209, 14488418, 28976836]

約数ペア:

[(1, 28976836), (2, 14488418), (4, 7244209), (7, 4139548), (14, 2069774), (28, 1034887), (49, 591364), (98, 295682), (163, 177772), (196, 147841), (326, 88886), (652, 44443), (907, 31948), (1141, 25396), (1814, 15974), (2282, 12698), (3628, 7987), (4564, 6349)]