72007929

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 128128000

約数和(自身を除く): 56120071

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 817, 903, 1197, 1399, 2451, 2709, 4197, 5719, 7353, 9793, 12591, 17157, 26581, 29379, 51471, 60157, 79743, 88137, 180471, 186067, 239229, 421099, 541413, 558201, 1142983, 1263297, 1674603, 3428949, 3789891, 8000881, 10286847, 24002643, 72007929]

約数ペア:

[(1, 72007929), (3, 24002643), (7, 10286847), (9, 8000881), (19, 3789891), (21, 3428949), (43, 1674603), (57, 1263297), (63, 1142983), (129, 558201), (133, 541413), (171, 421099), (301, 239229), (387, 186067), (399, 180471), (817, 88137), (903, 79743), (1197, 60157), (1399, 51471), (2451, 29379), (2709, 26581), (4197, 17157), (5719, 12591), (7353, 9793)]