219450364

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{252823}}^1$

素因数の和:252865

約数の個数: 24

約数和(自身を含む): 453060608

約数和(自身を除く): 233610244

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 252823, 505646, 1011292, 1769761, 3539522, 7079044, 7837513, 15675026, 31350052, 54862591, 109725182, 219450364]

約数ペア:

[(1, 219450364), (2, 109725182), (4, 54862591), (7, 31350052), (14, 15675026), (28, 7837513), (31, 7079044), (62, 3539522), (124, 1769761), (217, 1011292), (434, 505646), (868, 252823)]