2765805

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 5318784

約数和(自身を除く): 2552979

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 71, 105, 147, 159, 213, 245, 265, 355, 371, 497, 735, 795, 1065, 1113, 1491, 1855, 2485, 2597, 3479, 3763, 5565, 7455, 7791, 10437, 11289, 12985, 17395, 18815, 26341, 38955, 52185, 56445, 79023, 131705, 184387, 395115, 553161, 921935, 2765805]

約数ペア:

[(1, 2765805), (3, 921935), (5, 553161), (7, 395115), (15, 184387), (21, 131705), (35, 79023), (49, 56445), (53, 52185), (71, 38955), (105, 26341), (147, 18815), (159, 17395), (213, 12985), (245, 11289), (265, 10437), (355, 7791), (371, 7455), (497, 5565), (735, 3763), (795, 3479), (1065, 2597), (1113, 2485), (1491, 1855)]