28914447

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 13663473

約数列:

[1, 3, 19, 43, 47, 57, 129, 141, 251, 753, 817, 893, 2021, 2451, 2679, 4769, 6063, 10793, 11797, 14307, 32379, 35391, 38399, 115197, 205067, 224143, 507271, 615201, 672429, 1521813, 9638149, 28914447]

約数ペア:

[(1, 28914447), (3, 9638149), (19, 1521813), (43, 672429), (47, 615201), (57, 507271), (129, 224143), (141, 205067), (251, 115197), (753, 38399), (817, 35391), (893, 32379), (2021, 14307), (2451, 11797), (2679, 10793), (4769, 6063)]