8905743

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 16353792

約数和(自身を除く): 7448049

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 71, 77, 99, 181, 213, 231, 497, 543, 639, 693, 781, 1267, 1491, 1629, 1991, 2343, 3801, 4473, 5467, 5973, 7029, 11403, 12851, 13937, 16401, 17919, 38553, 41811, 49203, 89957, 115659, 125433, 141361, 269871, 424083, 809613, 989527, 1272249, 2968581, 8905743]

約数ペア:

[(1, 8905743), (3, 2968581), (7, 1272249), (9, 989527), (11, 809613), (21, 424083), (33, 269871), (63, 141361), (71, 125433), (77, 115659), (99, 89957), (181, 49203), (213, 41811), (231, 38553), (497, 17919), (543, 16401), (639, 13937), (693, 12851), (781, 11403), (1267, 7029), (1491, 5973), (1629, 5467), (1991, 4473), (2343, 3801)]