81467442

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20857}}^1$

素因数の和:20903

約数の個数: 48

約数和(自身を含む): 208246272

約数和(自身を除く): 126778830

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20857, 41714, 62571, 125142, 145999, 187713, 291998, 375426, 437997, 646567, 875994, 1293134, 1313991, 1939701, 2627982, 3879402, 4525969, 5819103, 9051938, 11638206, 13577907, 27155814, 40733721, 81467442]

約数ペア:

[(1, 81467442), (2, 40733721), (3, 27155814), (6, 13577907), (7, 11638206), (9, 9051938), (14, 5819103), (18, 4525969), (21, 3879402), (31, 2627982), (42, 1939701), (62, 1313991), (63, 1293134), (93, 875994), (126, 646567), (186, 437997), (217, 375426), (279, 291998), (434, 187713), (558, 145999), (651, 125142), (1302, 62571), (1953, 41714), (3906, 20857)]