2218218233

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1252523}}^1$

素因数の和:1252564

約数の個数: 16

約数和(自身を含む): 2885815296

約数和(自身を除く): 667597063

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 1252523, 8767661, 13777753, 28808029, 96444271, 201656203, 316888319, 2218218233]

約数ペア:

[(1, 2218218233), (7, 316888319), (11, 201656203), (23, 96444271), (77, 28808029), (161, 13777753), (253, 8767661), (1771, 1252523)]