13874465

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 20684160

約数和(自身を除く): 6809695

約数列:

[1, 5, 11, 17, 19, 55, 71, 85, 95, 121, 187, 209, 323, 355, 605, 781, 935, 1045, 1207, 1349, 1615, 2057, 2299, 3553, 3905, 6035, 6745, 8591, 10285, 11495, 13277, 14839, 17765, 22933, 39083, 42955, 66385, 74195, 114665, 146047, 163229, 195415, 252263, 730235, 816145, 1261315, 2774893, 13874465]

約数ペア:

[(1, 13874465), (5, 2774893), (11, 1261315), (17, 816145), (19, 730235), (55, 252263), (71, 195415), (85, 163229), (95, 146047), (121, 114665), (187, 74195), (209, 66385), (323, 42955), (355, 39083), (605, 22933), (781, 17765), (935, 14839), (1045, 13277), (1207, 11495), (1349, 10285), (1615, 8591), (2057, 6745), (2299, 6035), (3553, 3905)]