397171944

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{141443}}^1$

素因数の和:141471

約数の個数: 64

約数和(自身を含む): 1188129600

約数和(自身を除く): 790957656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 141443, 282886, 424329, 565772, 848658, 1131544, 1272987, 1697316, 1838759, 2545974, 3394632, 3677518, 3818961, 5091948, 5516277, 7355036, 7637922, 10183896, 11032554, 14710072, 15275844, 16548831, 22065108, 30551688, 33097662, 44130216, 49646493, 66195324, 99292986, 132390648, 198585972, 397171944]

約数ペア:

[(1, 397171944), (2, 198585972), (3, 132390648), (4, 99292986), (6, 66195324), (8, 49646493), (9, 44130216), (12, 33097662), (13, 30551688), (18, 22065108), (24, 16548831), (26, 15275844), (27, 14710072), (36, 11032554), (39, 10183896), (52, 7637922), (54, 7355036), (72, 5516277), (78, 5091948), (104, 3818961), (108, 3677518), (117, 3394632), (156, 2545974), (216, 1838759), (234, 1697316), (312, 1272987), (351, 1131544), (468, 848658), (702, 565772), (936, 424329), (1404, 282886), (2808, 141443)]