47813241

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 75091968

約数和(自身を除く): 27278727

約数列:

[1, 3, 7, 21, 47, 141, 193, 251, 329, 579, 753, 987, 1351, 1757, 4053, 5271, 9071, 11797, 27213, 35391, 48443, 63497, 82579, 145329, 190491, 247737, 339101, 1017303, 2276821, 6830463, 15937747, 47813241]

約数ペア:

[(1, 47813241), (3, 15937747), (7, 6830463), (21, 2276821), (47, 1017303), (141, 339101), (193, 247737), (251, 190491), (329, 145329), (579, 82579), (753, 63497), (987, 48443), (1351, 35391), (1757, 27213), (4053, 11797), (5271, 9071)]