40690507

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 50448384

約数和(自身を除く): 9757877

約数列:

[1, 11, 13, 31, 67, 137, 143, 341, 403, 737, 871, 1507, 1781, 2077, 4247, 4433, 9179, 9581, 19591, 22847, 27001, 46717, 55211, 100969, 119327, 284549, 297011, 607321, 1312597, 3130039, 3699137, 40690507]

約数ペア:

[(1, 40690507), (11, 3699137), (13, 3130039), (31, 1312597), (67, 607321), (137, 297011), (143, 284549), (341, 119327), (403, 100969), (737, 55211), (871, 46717), (1507, 27001), (1781, 22847), (2077, 19591), (4247, 9581), (4433, 9179)]