219050975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 323979264

約数和(自身を除く): 104928289

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 275, 325, 355, 715, 781, 863, 923, 1775, 3575, 3905, 4315, 4615, 9493, 10153, 11219, 19525, 21575, 23075, 47465, 50765, 56095, 61273, 123409, 237325, 253825, 280475, 306365, 617045, 674003, 796549, 1531825, 3085225, 3370015, 3982745, 8762039, 16850075, 19913725, 43810195, 219050975]

約数ペア:

[(1, 219050975), (5, 43810195), (11, 19913725), (13, 16850075), (25, 8762039), (55, 3982745), (65, 3370015), (71, 3085225), (143, 1531825), (275, 796549), (325, 674003), (355, 617045), (715, 306365), (781, 280475), (863, 253825), (923, 237325), (1775, 123409), (3575, 61273), (3905, 56095), (4315, 50765), (4615, 47465), (9493, 23075), (10153, 21575), (11219, 19525)]