71043228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 188697600

約数和(自身を除く): 117654372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 239, 276, 359, 414, 478, 717, 718, 828, 956, 1077, 1434, 1436, 2151, 2154, 2868, 3231, 4302, 4308, 5497, 6462, 8257, 8604, 10994, 12924, 16491, 16514, 21988, 24771, 32982, 33028, 49473, 49542, 65964, 74313, 85801, 98946, 99084, 148626, 171602, 197892, 257403, 297252, 343204, 514806, 772209, 1029612, 1544418, 1973423, 3088836, 3946846, 5920269, 7893692, 11840538, 17760807, 23681076, 35521614, 71043228]

約数ペア:

[(1, 71043228), (2, 35521614), (3, 23681076), (4, 17760807), (6, 11840538), (9, 7893692), (12, 5920269), (18, 3946846), (23, 3088836), (36, 1973423), (46, 1544418), (69, 1029612), (92, 772209), (138, 514806), (207, 343204), (239, 297252), (276, 257403), (359, 197892), (414, 171602), (478, 148626), (717, 99084), (718, 98946), (828, 85801), (956, 74313), (1077, 65964), (1434, 49542), (1436, 49473), (2151, 33028), (2154, 32982), (2868, 24771), (3231, 21988), (4302, 16514), (4308, 16491), (5497, 12924), (6462, 10994), (8257, 8604)]