208581687

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59273}}^1$

素因数の和:59319

約数の個数: 24

約数和(自身を含む): 332882784

約数和(自身を除く): 124301097

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 59273, 177819, 533457, 1007641, 1363279, 3022923, 4089837, 9068769, 12269511, 23175743, 69527229, 208581687]

約数ペア:

[(1, 208581687), (3, 69527229), (9, 23175743), (17, 12269511), (23, 9068769), (51, 4089837), (69, 3022923), (153, 1363279), (207, 1007641), (391, 533457), (1173, 177819), (3519, 59273)]