1293421214

素因数分解:

$2^1\times {\mathrm{1117}}^1\times {\mathrm{578971}}^1$

素因数の和:580090

約数の個数: 8

約数和(自身を含む): 1941872088

約数和(自身を除く): 648450874

約数列:

[1, 2, 1117, 2234, 578971, 1157942, 646710607, 1293421214]

約数ペア:

[(1, 1293421214), (2, 646710607), (1117, 1157942), (2234, 578971)]