83480319

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 147878640

約数和(自身を除く): 64398321

約数列:

[1, 3, 9, 13, 17, 19, 39, 47, 51, 57, 117, 141, 153, 171, 221, 247, 323, 423, 611, 663, 741, 799, 893, 969, 1833, 1989, 2209, 2223, 2397, 2679, 2907, 4199, 5499, 6627, 7191, 8037, 10387, 11609, 12597, 15181, 19881, 28717, 31161, 34827, 37553, 37791, 41971, 45543, 86151, 93483, 104481, 112659, 125913, 136629, 197353, 258453, 337977, 377739, 488189, 545623, 592059, 713507, 1464567, 1636869, 1776177, 2140521, 4393701, 4910607, 6421563, 9275591, 27826773, 83480319]

約数ペア:

[(1, 83480319), (3, 27826773), (9, 9275591), (13, 6421563), (17, 4910607), (19, 4393701), (39, 2140521), (47, 1776177), (51, 1636869), (57, 1464567), (117, 713507), (141, 592059), (153, 545623), (171, 488189), (221, 377739), (247, 337977), (323, 258453), (423, 197353), (611, 136629), (663, 125913), (741, 112659), (799, 104481), (893, 93483), (969, 86151), (1833, 45543), (1989, 41971), (2209, 37791), (2223, 37553), (2397, 34827), (2679, 31161), (2907, 28717), (4199, 19881), (5499, 15181), (6627, 12597), (7191, 11609), (8037, 10387)]