407726787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{1151}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 606928896

約数和(自身を除く): 199202109

約数列:

[1, 3, 13, 31, 39, 93, 293, 403, 879, 1151, 1209, 3453, 3809, 9083, 11427, 14963, 27249, 35681, 44889, 107043, 118079, 337243, 354237, 463853, 1011729, 1391559, 4384159, 10454533, 13152477, 31363599, 135908929, 407726787]

約数ペア:

[(1, 407726787), (3, 135908929), (13, 31363599), (31, 13152477), (39, 10454533), (93, 4384159), (293, 1391559), (403, 1011729), (879, 463853), (1151, 354237), (1209, 337243), (3453, 118079), (3809, 107043), (9083, 44889), (11427, 35681), (14963, 27249)]