211031864

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{401}}^1\times {\mathrm{419}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 400150800

約数和(自身を除く): 189118936

約数列:

[1, 2, 4, 8, 157, 314, 401, 419, 628, 802, 838, 1256, 1604, 1676, 3208, 3352, 62957, 65783, 125914, 131566, 168019, 251828, 263132, 336038, 503656, 526264, 672076, 1344152, 26378983, 52757966, 105515932, 211031864]

約数ペア:

[(1, 211031864), (2, 105515932), (4, 52757966), (8, 26378983), (157, 1344152), (314, 672076), (401, 526264), (419, 503656), (628, 336038), (802, 263132), (838, 251828), (1256, 168019), (1604, 131566), (1676, 125914), (3208, 65783), (3352, 62957)]