7842471

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 13440000

約数和(自身を除く): 5597529

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 1249, 2093, 3747, 6279, 8743, 16237, 26229, 28727, 48711, 86181, 113659, 201089, 340977, 373451, 603267, 1120353, 2614157, 7842471]

約数ペア:

[(1, 7842471), (3, 2614157), (7, 1120353), (13, 603267), (21, 373451), (23, 340977), (39, 201089), (69, 113659), (91, 86181), (161, 48711), (273, 28727), (299, 26229), (483, 16237), (897, 8743), (1249, 6279), (2093, 3747)]