28101568

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:425

約数の個数: 56

約数和(自身を含む): 61447680

約数和(自身を除く): 33346112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 179, 223, 352, 358, 446, 704, 716, 892, 1432, 1784, 1969, 2453, 2864, 3568, 3938, 4906, 5728, 7136, 7876, 9812, 11456, 14272, 15752, 19624, 31504, 39248, 39917, 63008, 78496, 79834, 126016, 156992, 159668, 319336, 439087, 638672, 878174, 1277344, 1756348, 2554688, 3512696, 7025392, 14050784, 28101568]

約数ペア:

[(1, 28101568), (2, 14050784), (4, 7025392), (8, 3512696), (11, 2554688), (16, 1756348), (22, 1277344), (32, 878174), (44, 638672), (64, 439087), (88, 319336), (176, 159668), (179, 156992), (223, 126016), (352, 79834), (358, 78496), (446, 63008), (704, 39917), (716, 39248), (892, 31504), (1432, 19624), (1784, 15752), (1969, 14272), (2453, 11456), (2864, 9812), (3568, 7876), (3938, 7136), (4906, 5728)]