27899403

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 15968757

約数列:

[1, 3, 7, 21, 67, 79, 201, 237, 251, 469, 553, 753, 1407, 1659, 1757, 5271, 5293, 15879, 16817, 19829, 37051, 50451, 59487, 111153, 117719, 138803, 353157, 416409, 1328543, 3985629, 9299801, 27899403]

約数ペア:

[(1, 27899403), (3, 9299801), (7, 3985629), (21, 1328543), (67, 416409), (79, 353157), (201, 138803), (237, 117719), (251, 111153), (469, 59487), (553, 50451), (753, 37051), (1407, 19829), (1659, 16817), (1757, 15879), (5271, 5293)]