217498418

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{49409}}^1$

素因数の和:49513

約数の個数: 16

約数和(自身を含む): 341521920

約数和(自身を除く): 124023502

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 49409, 98818, 1531679, 3063358, 3508039, 7016078, 108749209, 217498418]

約数ペア:

[(1, 217498418), (2, 108749209), (31, 7016078), (62, 3508039), (71, 3063358), (142, 1531679), (2201, 98818), (4402, 49409)]