1306243328

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1009}}^1$

素因数の和:1427

約数の個数: 72

約数和(自身を含む): 2817960600

約数和(自身を除く): 1511717272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 389, 416, 778, 832, 1009, 1556, 1664, 2018, 3112, 3328, 4036, 5057, 6224, 8072, 10114, 12448, 13117, 16144, 20228, 24896, 26234, 32288, 40456, 49792, 52468, 64576, 80912, 99584, 104936, 129152, 161824, 209872, 258304, 323648, 392501, 419744, 647296, 785002, 839488, 1294592, 1570004, 1678976, 3140008, 3357952, 5102513, 6280016, 10205026, 12560032, 20410052, 25120064, 40820104, 50240128, 81640208, 100480256, 163280416, 326560832, 653121664, 1306243328]

約数ペア:

[(1, 1306243328), (2, 653121664), (4, 326560832), (8, 163280416), (13, 100480256), (16, 81640208), (26, 50240128), (32, 40820104), (52, 25120064), (64, 20410052), (104, 12560032), (128, 10205026), (208, 6280016), (256, 5102513), (389, 3357952), (416, 3140008), (778, 1678976), (832, 1570004), (1009, 1294592), (1556, 839488), (1664, 785002), (2018, 647296), (3112, 419744), (3328, 392501), (4036, 323648), (5057, 258304), (6224, 209872), (8072, 161824), (10114, 129152), (12448, 104936), (13117, 99584), (16144, 80912), (20228, 64576), (24896, 52468), (26234, 49792), (32288, 40456)]