81858231

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 146857984

約数和(自身を除く): 64999753

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 127, 273, 381, 787, 819, 889, 1143, 1651, 2361, 2667, 4953, 5509, 7083, 8001, 10231, 11557, 14859, 16527, 30693, 34671, 49581, 71617, 92079, 99949, 104013, 214851, 299847, 644553, 699643, 899541, 1299337, 2098929, 3898011, 6296787, 9095359, 11694033, 27286077, 81858231]

約数ペア:

[(1, 81858231), (3, 27286077), (7, 11694033), (9, 9095359), (13, 6296787), (21, 3898011), (39, 2098929), (63, 1299337), (91, 899541), (117, 699643), (127, 644553), (273, 299847), (381, 214851), (787, 104013), (819, 99949), (889, 92079), (1143, 71617), (1651, 49581), (2361, 34671), (2667, 30693), (4953, 16527), (5509, 14859), (7083, 11557), (8001, 10231)]