69891471

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 121350960

約数和(自身を除く): 51459489

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 53, 117, 153, 159, 169, 221, 289, 351, 459, 477, 507, 663, 689, 867, 901, 1431, 1521, 1989, 2067, 2601, 2703, 2873, 3757, 4563, 5967, 6201, 7803, 8109, 8619, 8957, 11271, 11713, 15317, 18603, 24327, 25857, 26871, 33813, 35139, 45951, 48841, 77571, 80613, 101439, 105417, 137853, 146523, 152269, 199121, 241839, 316251, 413559, 439569, 456807, 597363, 1318707, 1370421, 1792089, 2588573, 4111263, 5376267, 7765719, 23297157, 69891471]

約数ペア:

[(1, 69891471), (3, 23297157), (9, 7765719), (13, 5376267), (17, 4111263), (27, 2588573), (39, 1792089), (51, 1370421), (53, 1318707), (117, 597363), (153, 456807), (159, 439569), (169, 413559), (221, 316251), (289, 241839), (351, 199121), (459, 152269), (477, 146523), (507, 137853), (663, 105417), (689, 101439), (867, 80613), (901, 77571), (1431, 48841), (1521, 45951), (1989, 35139), (2067, 33813), (2601, 26871), (2703, 25857), (2873, 24327), (3757, 18603), (4563, 15317), (5967, 11713), (6201, 11271), (7803, 8957), (8109, 8619)]