85457801

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 107412480

約数和(自身を除く): 21954679

約数列:

[1, 11, 13, 19, 71, 143, 209, 247, 443, 781, 923, 1349, 2717, 4873, 5759, 8417, 10153, 14839, 17537, 31453, 63349, 92587, 109421, 192907, 345983, 408889, 597607, 1203631, 4497779, 6573677, 7768891, 85457801]

約数ペア:

[(1, 85457801), (11, 7768891), (13, 6573677), (19, 4497779), (71, 1203631), (143, 597607), (209, 408889), (247, 345983), (443, 192907), (781, 109421), (923, 92587), (1349, 63349), (2717, 31453), (4873, 17537), (5759, 14839), (8417, 10153)]