83400921

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 131725440

約数和(自身を除く): 48324519

約数列:

[1, 3, 9, 23, 27, 69, 81, 89, 207, 267, 503, 621, 801, 1509, 1863, 2047, 2403, 4527, 6141, 7209, 11569, 13581, 18423, 34707, 40743, 44767, 55269, 104121, 134301, 165807, 312363, 402903, 937089, 1029641, 1208709, 3088923, 3626127, 9266769, 27800307, 83400921]

約数ペア:

[(1, 83400921), (3, 27800307), (9, 9266769), (23, 3626127), (27, 3088923), (69, 1208709), (81, 1029641), (89, 937089), (207, 402903), (267, 312363), (503, 165807), (621, 134301), (801, 104121), (1509, 55269), (1863, 44767), (2047, 40743), (2403, 34707), (4527, 18423), (6141, 13581), (7209, 11569)]