28101112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5749}}^1$

素因数の和:5815

約数の個数: 32

約数和(自身を含む): 57960000

約数和(自身を除く): 29858888

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 5749, 11498, 22996, 45992, 74737, 149474, 270203, 298948, 540406, 597896, 1080812, 2161624, 3512639, 7025278, 14050556, 28101112]

約数ペア:

[(1, 28101112), (2, 14050556), (4, 7025278), (8, 3512639), (13, 2161624), (26, 1080812), (47, 597896), (52, 540406), (94, 298948), (104, 270203), (188, 149474), (376, 74737), (611, 45992), (1222, 22996), (2444, 11498), (4888, 5749)]