87181539

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 36197661

約数列:

[1, 3, 41, 67, 71, 123, 149, 201, 213, 447, 2747, 2911, 4757, 6109, 8241, 8733, 9983, 10579, 14271, 18327, 29949, 31737, 195037, 409303, 433739, 585111, 708793, 1227909, 1301217, 2126379, 29060513, 87181539]

約数ペア:

[(1, 87181539), (3, 29060513), (41, 2126379), (67, 1301217), (71, 1227909), (123, 708793), (149, 585111), (201, 433739), (213, 409303), (447, 195037), (2747, 31737), (2911, 29949), (4757, 18327), (6109, 14271), (8241, 10579), (8733, 9983)]