71644248

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{76543}}^1$

素因数の和:76568

約数の個数: 48

約数和(自身を含む): 208965120

約数和(自身を除く): 137320872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 76543, 153086, 229629, 306172, 459258, 612344, 688887, 918516, 995059, 1377774, 1837032, 1990118, 2755548, 2985177, 3980236, 5511096, 5970354, 7960472, 8955531, 11940708, 17911062, 23881416, 35822124, 71644248]

約数ペア:

[(1, 71644248), (2, 35822124), (3, 23881416), (4, 17911062), (6, 11940708), (8, 8955531), (9, 7960472), (12, 5970354), (13, 5511096), (18, 3980236), (24, 2985177), (26, 2755548), (36, 1990118), (39, 1837032), (52, 1377774), (72, 995059), (78, 918516), (104, 688887), (117, 612344), (156, 459258), (234, 306172), (312, 229629), (468, 153086), (936, 76543)]