99820821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 144764928

約数和(自身を除く): 44944107

約数列:

[1, 3, 17, 51, 67, 131, 201, 223, 393, 669, 1139, 2227, 3417, 3791, 6681, 8777, 11373, 14941, 26331, 29213, 44823, 87639, 149209, 253997, 447627, 496621, 761991, 1489863, 1957271, 5871813, 33273607, 99820821]

約数ペア:

[(1, 99820821), (3, 33273607), (17, 5871813), (51, 1957271), (67, 1489863), (131, 761991), (201, 496621), (223, 447627), (393, 253997), (669, 149209), (1139, 87639), (2227, 44823), (3417, 29213), (3791, 26331), (6681, 14941), (8777, 11373)]