28769364

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 96

約数和(自身を含む): 83041280

約数和(自身を除く): 54271916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 93, 108, 117, 124, 156, 186, 234, 279, 351, 372, 403, 468, 558, 661, 702, 806, 837, 1116, 1209, 1322, 1404, 1612, 1674, 1983, 2418, 2644, 3348, 3627, 3966, 4836, 5949, 7254, 7932, 8593, 10881, 11898, 14508, 17186, 17847, 20491, 21762, 23796, 25779, 34372, 35694, 40982, 43524, 51558, 61473, 71388, 77337, 81964, 103116, 122946, 154674, 184419, 232011, 245892, 266383, 309348, 368838, 464022, 532766, 553257, 737676, 799149, 928044, 1065532, 1106514, 1598298, 2213028, 2397447, 3196596, 4794894, 7192341, 9589788, 14384682, 28769364]

約数ペア:

[(1, 28769364), (2, 14384682), (3, 9589788), (4, 7192341), (6, 4794894), (9, 3196596), (12, 2397447), (13, 2213028), (18, 1598298), (26, 1106514), (27, 1065532), (31, 928044), (36, 799149), (39, 737676), (52, 553257), (54, 532766), (62, 464022), (78, 368838), (93, 309348), (108, 266383), (117, 245892), (124, 232011), (156, 184419), (186, 154674), (234, 122946), (279, 103116), (351, 81964), (372, 77337), (403, 71388), (468, 61473), (558, 51558), (661, 43524), (702, 40982), (806, 35694), (837, 34372), (1116, 25779), (1209, 23796), (1322, 21762), (1404, 20491), (1612, 17847), (1674, 17186), (1983, 14508), (2418, 11898), (2644, 10881), (3348, 8593), (3627, 7932), (3966, 7254), (4836, 5949)]