222720957

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{27527}}^1$

素因数の和:27593

約数の個数: 24

約数和(自身を含む): 343549440

約数和(自身を除く): 120828483

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2697, 8091, 27527, 82581, 247743, 798283, 853337, 2394849, 2560011, 7184547, 7680033, 24746773, 74240319, 222720957]

約数ペア:

[(1, 222720957), (3, 74240319), (9, 24746773), (29, 7680033), (31, 7184547), (87, 2560011), (93, 2394849), (261, 853337), (279, 798283), (899, 247743), (2697, 82581), (8091, 27527)]