209541201

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4357}}^1$

素因数の和:4441

約数の個数: 32

約数和(自身を含む): 316286208

約数和(自身を除く): 106745007

約数列:

[1, 3, 17, 23, 41, 51, 69, 123, 391, 697, 943, 1173, 2091, 2829, 4357, 13071, 16031, 48093, 74069, 100211, 178637, 222207, 300633, 535911, 1703587, 3036829, 4108651, 5110761, 9110487, 12325953, 69847067, 209541201]

約数ペア:

[(1, 209541201), (3, 69847067), (17, 12325953), (23, 9110487), (41, 5110761), (51, 4108651), (69, 3036829), (123, 1703587), (391, 535911), (697, 300633), (943, 222207), (1173, 178637), (2091, 100211), (2829, 74069), (4357, 48093), (13071, 16031)]