47681319

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 75479040

約数和(自身を除く): 27797721

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 701, 861, 1659, 2103, 3239, 4907, 9717, 14721, 22673, 28741, 55379, 68019, 86223, 166137, 201187, 387653, 603561, 1162959, 2270539, 6811617, 15893773, 47681319]

約数ペア:

[(1, 47681319), (3, 15893773), (7, 6811617), (21, 2270539), (41, 1162959), (79, 603561), (123, 387653), (237, 201187), (287, 166137), (553, 86223), (701, 68019), (861, 55379), (1659, 28741), (2103, 22673), (3239, 14721), (4907, 9717)]