219091796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{64667}}^1$

素因数の和:64700

約数の個数: 36

約数和(自身を含む): 481647264

約数和(自身を除く): 262555468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 64667, 129334, 258668, 452669, 711337, 905338, 1422674, 1810676, 2845348, 4979359, 7824707, 9958718, 15649414, 19917436, 31298828, 54772949, 109545898, 219091796]

約数ペア:

[(1, 219091796), (2, 109545898), (4, 54772949), (7, 31298828), (11, 19917436), (14, 15649414), (22, 9958718), (28, 7824707), (44, 4979359), (77, 2845348), (121, 1810676), (154, 1422674), (242, 905338), (308, 711337), (484, 452669), (847, 258668), (1694, 129334), (3388, 64667)]