209582576

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{23687}}^1$

素因数の和:23781

約数の個数: 40

約数和(自身を含む): 469969920

約数和(自身を除く): 260387344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 23687, 47374, 94748, 165809, 189496, 331618, 378992, 663236, 1326472, 1871273, 2652944, 3742546, 7485092, 13098911, 14970184, 26197822, 29940368, 52395644, 104791288, 209582576]

約数ペア:

[(1, 209582576), (2, 104791288), (4, 52395644), (7, 29940368), (8, 26197822), (14, 14970184), (16, 13098911), (28, 7485092), (56, 3742546), (79, 2652944), (112, 1871273), (158, 1326472), (316, 663236), (553, 378992), (632, 331618), (1106, 189496), (1264, 165809), (2212, 94748), (4424, 47374), (8848, 23687)]