215513529

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 378224640

約数和(自身を除く): 162711111

約数列:

[1, 3, 7, 11, 21, 29, 33, 53, 77, 87, 159, 203, 231, 319, 371, 583, 607, 609, 957, 1113, 1537, 1749, 1821, 2233, 4081, 4249, 4611, 6677, 6699, 10759, 12243, 12747, 16907, 17603, 20031, 32171, 32277, 46739, 50721, 52809, 96513, 118349, 123221, 140217, 193633, 225197, 353881, 355047, 369663, 580899, 675591, 932959, 1061643, 1355431, 2477167, 2798877, 4066293, 6530713, 7431501, 10262549, 19592139, 30787647, 71837843, 215513529]

約数ペア:

[(1, 215513529), (3, 71837843), (7, 30787647), (11, 19592139), (21, 10262549), (29, 7431501), (33, 6530713), (53, 4066293), (77, 2798877), (87, 2477167), (159, 1355431), (203, 1061643), (231, 932959), (319, 675591), (371, 580899), (583, 369663), (607, 355047), (609, 353881), (957, 225197), (1113, 193633), (1537, 140217), (1749, 123221), (1821, 118349), (2233, 96513), (4081, 52809), (4249, 50721), (4611, 46739), (6677, 32277), (6699, 32171), (10759, 20031), (12243, 17603), (12747, 16907)]