210895321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 268531200

約数和(自身を除く): 57635879

約数列:

[1, 7, 13, 53, 73, 91, 371, 511, 599, 689, 949, 3869, 4193, 4823, 6643, 7787, 27083, 31747, 43727, 50297, 54509, 222229, 306089, 352079, 412711, 568451, 2317531, 2888977, 3979157, 16222717, 30127903, 210895321]

約数ペア:

[(1, 210895321), (7, 30127903), (13, 16222717), (53, 3979157), (73, 2888977), (91, 2317531), (371, 568451), (511, 412711), (599, 352079), (689, 306089), (949, 222229), (3869, 54509), (4193, 50297), (4823, 43727), (6643, 31747), (7787, 27083)]