28689892

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1901}}^1$

素因数の和:1937

約数の個数: 48

約数和(自身を含む): 63907200

約数和(自身を除く): 35217308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1901, 2156, 3773, 3802, 7546, 7604, 13307, 15092, 20911, 26614, 41822, 53228, 83644, 93149, 146377, 186298, 292754, 372596, 585508, 652043, 1024639, 1304086, 2049278, 2608172, 4098556, 7172473, 14344946, 28689892]

約数ペア:

[(1, 28689892), (2, 14344946), (4, 7172473), (7, 4098556), (11, 2608172), (14, 2049278), (22, 1304086), (28, 1024639), (44, 652043), (49, 585508), (77, 372596), (98, 292754), (154, 186298), (196, 146377), (308, 93149), (343, 83644), (539, 53228), (686, 41822), (1078, 26614), (1372, 20911), (1901, 15092), (2156, 13307), (3773, 7604), (3802, 7546)]