80711421

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 126517248

約数和(自身を除く): 45805827

約数列:

[1, 3, 7, 21, 53, 127, 159, 371, 381, 571, 889, 1113, 1713, 2667, 3997, 6731, 11991, 20193, 30263, 47117, 72517, 90789, 141351, 211841, 217551, 507619, 635523, 1522857, 3843401, 11530203, 26903807, 80711421]

約数ペア:

[(1, 80711421), (3, 26903807), (7, 11530203), (21, 3843401), (53, 1522857), (127, 635523), (159, 507619), (371, 217551), (381, 211841), (571, 141351), (889, 90789), (1113, 72517), (1713, 47117), (2667, 30263), (3997, 20193), (6731, 11991)]