408976139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 495500544

約数和(自身を除く): 86524405

約数列:

[1, 11, 13, 43, 143, 227, 293, 473, 559, 2497, 2951, 3223, 3809, 6149, 9761, 12599, 32461, 41899, 66511, 107371, 126893, 138589, 163787, 731621, 864643, 1395823, 1801657, 2859973, 9511073, 31459703, 37179649, 408976139]

約数ペア:

[(1, 408976139), (11, 37179649), (13, 31459703), (43, 9511073), (143, 2859973), (227, 1801657), (293, 1395823), (473, 864643), (559, 731621), (2497, 163787), (2951, 138589), (3223, 126893), (3809, 107371), (6149, 66511), (9761, 41899), (12599, 32461)]