123213475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64007}}^1$

素因数の和:64035

約数の個数: 24

約数和(自身を含む): 190487808

約数和(自身を除く): 67274333

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 64007, 320035, 448049, 704077, 1600175, 2240245, 3520385, 4928539, 11201225, 17601925, 24642695, 123213475]

約数ペア:

[(1, 123213475), (5, 24642695), (7, 17601925), (11, 11201225), (25, 4928539), (35, 3520385), (55, 2240245), (77, 1600175), (175, 704077), (275, 448049), (385, 320035), (1925, 64007)]