1946009961

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{20717}}^1$

素因数の和:20811

約数の個数: 48

約数和(自身を含む): 3401066880

約数和(自身を除く): 1455056919

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1917, 3479, 4473, 10437, 13419, 20717, 31311, 62151, 93933, 145019, 186453, 435057, 559359, 1015133, 1305171, 1470907, 3045399, 3915513, 4412721, 9136197, 10296349, 13238163, 27408591, 30889047, 39714489, 72074443, 92667141, 216223329, 278001423, 648669987, 1946009961]

約数ペア:

[(1, 1946009961), (3, 648669987), (7, 278001423), (9, 216223329), (21, 92667141), (27, 72074443), (49, 39714489), (63, 30889047), (71, 27408591), (147, 13238163), (189, 10296349), (213, 9136197), (441, 4412721), (497, 3915513), (639, 3045399), (1323, 1470907), (1491, 1305171), (1917, 1015133), (3479, 559359), (4473, 435057), (10437, 186453), (13419, 145019), (20717, 93933), (31311, 62151)]