70947981

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 117737984

約数和(自身を除く): 46790003

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 243, 333, 351, 481, 607, 999, 1053, 1443, 1821, 2997, 3159, 4329, 5463, 7891, 8991, 12987, 16389, 22459, 23673, 38961, 49167, 67377, 71019, 116883, 147501, 202131, 213057, 291967, 606393, 639171, 875901, 1819179, 1917513, 2627703, 5457537, 7883109, 23649327, 70947981]

約数ペア:

[(1, 70947981), (3, 23649327), (9, 7883109), (13, 5457537), (27, 2627703), (37, 1917513), (39, 1819179), (81, 875901), (111, 639171), (117, 606393), (243, 291967), (333, 213057), (351, 202131), (481, 147501), (607, 116883), (999, 71019), (1053, 67377), (1443, 49167), (1821, 38961), (2997, 23673), (3159, 22459), (4329, 16389), (5463, 12987), (7891, 8991)]