81736956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10463}}^1$

素因数の和:10511

約数の個数: 72

約数和(自身を含む): 243769344

約数和(自身を除く): 162032388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 10463, 20926, 31389, 41852, 62778, 73241, 94167, 125556, 146482, 188334, 219723, 292964, 324353, 376668, 439446, 648706, 659169, 878892, 973059, 1297412, 1318338, 1946118, 2270471, 2636676, 2919177, 3892236, 4540942, 5838354, 6811413, 9081884, 11676708, 13622826, 20434239, 27245652, 40868478, 81736956]

約数ペア:

[(1, 81736956), (2, 40868478), (3, 27245652), (4, 20434239), (6, 13622826), (7, 11676708), (9, 9081884), (12, 6811413), (14, 5838354), (18, 4540942), (21, 3892236), (28, 2919177), (31, 2636676), (36, 2270471), (42, 1946118), (62, 1318338), (63, 1297412), (84, 973059), (93, 878892), (124, 659169), (126, 648706), (186, 439446), (217, 376668), (252, 324353), (279, 292964), (372, 219723), (434, 188334), (558, 146482), (651, 125556), (868, 94167), (1116, 73241), (1302, 62778), (1953, 41852), (2604, 31389), (3906, 20926), (7812, 10463)]