28168416

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2144

約数の個数: 72

約数和(自身を含む): 81847584

約数和(自身を除く): 53679168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2081, 2256, 3384, 4162, 4512, 6243, 6768, 8324, 12486, 13536, 16648, 18729, 24972, 33296, 37458, 49944, 66592, 74916, 97807, 99888, 149832, 195614, 199776, 293421, 299664, 391228, 586842, 599328, 782456, 880263, 1173684, 1564912, 1760526, 2347368, 3129824, 3521052, 4694736, 7042104, 9389472, 14084208, 28168416]

約数ペア:

[(1, 28168416), (2, 14084208), (3, 9389472), (4, 7042104), (6, 4694736), (8, 3521052), (9, 3129824), (12, 2347368), (16, 1760526), (18, 1564912), (24, 1173684), (32, 880263), (36, 782456), (47, 599328), (48, 586842), (72, 391228), (94, 299664), (96, 293421), (141, 199776), (144, 195614), (188, 149832), (282, 99888), (288, 97807), (376, 74916), (423, 66592), (564, 49944), (752, 37458), (846, 33296), (1128, 24972), (1504, 18729), (1692, 16648), (2081, 13536), (2256, 12486), (3384, 8324), (4162, 6768), (4512, 6243)]