16819143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 25933824

約数和(自身を除く): 9114681

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 401, 451, 1023, 1203, 1271, 1353, 3813, 4411, 12431, 13233, 13981, 16441, 37293, 41943, 49323, 136741, 180851, 410223, 509671, 542553, 1529013, 5606381, 16819143]

約数ペア:

[(1, 16819143), (3, 5606381), (11, 1529013), (31, 542553), (33, 509671), (41, 410223), (93, 180851), (123, 136741), (341, 49323), (401, 41943), (451, 37293), (1023, 16441), (1203, 13981), (1271, 13233), (1353, 12431), (3813, 4411)]