210909897

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{293}}^1\times {\mathrm{661}}^1$

素因数の和:982

約数の個数: 36

約数和(自身を含む): 336511812

約数和(自身を除く): 125601915

約数列:

[1, 3, 9, 11, 33, 99, 121, 293, 363, 661, 879, 1089, 1983, 2637, 3223, 5949, 7271, 9669, 21813, 29007, 35453, 65439, 79981, 106359, 193673, 239943, 319077, 581019, 719829, 1743057, 2130403, 6391209, 19173627, 23434433, 70303299, 210909897]

約数ペア:

[(1, 210909897), (3, 70303299), (9, 23434433), (11, 19173627), (33, 6391209), (99, 2130403), (121, 1743057), (293, 719829), (363, 581019), (661, 319077), (879, 239943), (1089, 193673), (1983, 106359), (2637, 79981), (3223, 65439), (5949, 35453), (7271, 29007), (9669, 21813)]