28931196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2113}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 77659904

約数和(自身を除く): 48728708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1956, 2113, 2282, 3423, 4226, 4564, 6339, 6846, 8452, 12678, 13692, 14791, 25356, 29582, 44373, 59164, 88746, 177492, 344419, 688838, 1033257, 1377676, 2066514, 2410933, 4133028, 4821866, 7232799, 9643732, 14465598, 28931196]

約数ペア:

[(1, 28931196), (2, 14465598), (3, 9643732), (4, 7232799), (6, 4821866), (7, 4133028), (12, 2410933), (14, 2066514), (21, 1377676), (28, 1033257), (42, 688838), (84, 344419), (163, 177492), (326, 88746), (489, 59164), (652, 44373), (978, 29582), (1141, 25356), (1956, 14791), (2113, 13692), (2282, 12678), (3423, 8452), (4226, 6846), (4564, 6339)]