215549530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{1097}}^1$

素因数の和:1519

約数の個数: 48

約数和(自身を含む): 452872296

約数和(自身を除く): 237322766

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 401, 490, 802, 1097, 2005, 2194, 2807, 4010, 5485, 5614, 7679, 10970, 14035, 15358, 19649, 28070, 38395, 39298, 53753, 76790, 98245, 107506, 196490, 268765, 439897, 537530, 879794, 2199485, 3079279, 4398970, 6158558, 15396395, 21554953, 30792790, 43109906, 107774765, 215549530]

約数ペア:

[(1, 215549530), (2, 107774765), (5, 43109906), (7, 30792790), (10, 21554953), (14, 15396395), (35, 6158558), (49, 4398970), (70, 3079279), (98, 2199485), (245, 879794), (401, 537530), (490, 439897), (802, 268765), (1097, 196490), (2005, 107506), (2194, 98245), (2807, 76790), (4010, 53753), (5485, 39298), (5614, 38395), (7679, 28070), (10970, 19649), (14035, 15358)]