68904693

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1447}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 120172416

約数和(自身を除く): 51267723

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 407, 429, 481, 1221, 1287, 1443, 1447, 3663, 4329, 4341, 5291, 13023, 15873, 15917, 18811, 47619, 47751, 53539, 56433, 143253, 160617, 169299, 206921, 481851, 588929, 620763, 696007, 1766787, 1862289, 2088021, 5300361, 6264063, 7656077, 22968231, 68904693]

約数ペア:

[(1, 68904693), (3, 22968231), (9, 7656077), (11, 6264063), (13, 5300361), (33, 2088021), (37, 1862289), (39, 1766787), (99, 696007), (111, 620763), (117, 588929), (143, 481851), (333, 206921), (407, 169299), (429, 160617), (481, 143253), (1221, 56433), (1287, 53539), (1443, 47751), (1447, 47619), (3663, 18811), (4329, 15917), (4341, 15873), (5291, 13023)]