51211125

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{929}}^1$

素因数の和:964

約数の個数: 72

約数和(自身を含む): 107504280

約数和(自身を除く): 56293155

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 525, 735, 875, 929, 1125, 1225, 1575, 2205, 2625, 2787, 3675, 4645, 6125, 6503, 7875, 8361, 11025, 13935, 18375, 19509, 23225, 32515, 41805, 45521, 55125, 58527, 69675, 97545, 116125, 136563, 162575, 209025, 227605, 292635, 348375, 409689, 487725, 682815, 812875, 1045125, 1138025, 1463175, 2048445, 2438625, 3414075, 5690125, 7315875, 10242225, 17070375, 51211125]

約数ペア:

[(1, 51211125), (3, 17070375), (5, 10242225), (7, 7315875), (9, 5690125), (15, 3414075), (21, 2438625), (25, 2048445), (35, 1463175), (45, 1138025), (49, 1045125), (63, 812875), (75, 682815), (105, 487725), (125, 409689), (147, 348375), (175, 292635), (225, 227605), (245, 209025), (315, 162575), (375, 136563), (441, 116125), (525, 97545), (735, 69675), (875, 58527), (929, 55125), (1125, 45521), (1225, 41805), (1575, 32515), (2205, 23225), (2625, 19509), (2787, 18375), (3675, 13935), (4645, 11025), (6125, 8361), (6503, 7875)]