7556997

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 12063744

約数和(自身を除く): 4506747

約数列:

[1, 3, 7, 21, 41, 67, 123, 131, 201, 287, 393, 469, 861, 917, 1407, 2747, 2751, 5371, 8241, 8777, 16113, 19229, 26331, 37597, 57687, 61439, 112791, 184317, 359857, 1079571, 2518999, 7556997]

約数ペア:

[(1, 7556997), (3, 2518999), (7, 1079571), (21, 359857), (41, 184317), (67, 112791), (123, 61439), (131, 57687), (201, 37597), (287, 26331), (393, 19229), (469, 16113), (861, 8777), (917, 8241), (1407, 5371), (2747, 2751)]