199775823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15859}}^1$

素因数の和:15911

約数の個数: 32

約数和(自身を含む): 319737600

約数和(自身を除く): 119961777

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 15859, 47577, 206167, 269603, 301321, 618501, 808809, 903963, 3504839, 3917173, 5122457, 10514517, 11751519, 15367371, 66591941, 199775823]

約数ペア:

[(1, 199775823), (3, 66591941), (13, 15367371), (17, 11751519), (19, 10514517), (39, 5122457), (51, 3917173), (57, 3504839), (221, 903963), (247, 808809), (323, 618501), (663, 301321), (741, 269603), (969, 206167), (4199, 47577), (12597, 15859)]