68835389

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 85899264

約数和(自身を除く): 17063875

約数列:

[1, 7, 23, 43, 61, 161, 163, 301, 427, 989, 1141, 1403, 2623, 3749, 6923, 7009, 9821, 9943, 18361, 26243, 49063, 60329, 69601, 161207, 228689, 422303, 427549, 1128449, 1600823, 2992843, 9833627, 68835389]

約数ペア:

[(1, 68835389), (7, 9833627), (23, 2992843), (43, 1600823), (61, 1128449), (161, 427549), (163, 422303), (301, 228689), (427, 161207), (989, 69601), (1141, 60329), (1403, 49063), (2623, 26243), (3749, 18361), (6923, 9943), (7009, 9821)]