47640705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19727}}^1$

素因数の和:19765

約数の個数: 32

約数和(自身を含む): 90906624

約数和(自身を除く): 43265919

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 19727, 59181, 98635, 138089, 295905, 414267, 453721, 690445, 1361163, 2071335, 2268605, 3176047, 6805815, 9528141, 15880235, 47640705]

約数ペア:

[(1, 47640705), (3, 15880235), (5, 9528141), (7, 6805815), (15, 3176047), (21, 2268605), (23, 2071335), (35, 1361163), (69, 690445), (105, 453721), (115, 414267), (161, 295905), (345, 138089), (483, 98635), (805, 59181), (2415, 19727)]