13215104

素因数分解:

$2^7\times 7^4\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 80

約数和(自身を含む): 31427220

約数和(自身を除く): 18212116

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 112, 128, 172, 196, 224, 301, 343, 344, 392, 448, 602, 686, 688, 784, 896, 1204, 1372, 1376, 1568, 2107, 2401, 2408, 2744, 2752, 3136, 4214, 4802, 4816, 5488, 5504, 6272, 8428, 9604, 9632, 10976, 14749, 16856, 19208, 19264, 21952, 29498, 33712, 38416, 38528, 43904, 58996, 67424, 76832, 103243, 117992, 134848, 153664, 206486, 235984, 269696, 307328, 412972, 471968, 825944, 943936, 1651888, 1887872, 3303776, 6607552, 13215104]

約数ペア:

[(1, 13215104), (2, 6607552), (4, 3303776), (7, 1887872), (8, 1651888), (14, 943936), (16, 825944), (28, 471968), (32, 412972), (43, 307328), (49, 269696), (56, 235984), (64, 206486), (86, 153664), (98, 134848), (112, 117992), (128, 103243), (172, 76832), (196, 67424), (224, 58996), (301, 43904), (343, 38528), (344, 38416), (392, 33712), (448, 29498), (602, 21952), (686, 19264), (688, 19208), (784, 16856), (896, 14749), (1204, 10976), (1372, 9632), (1376, 9604), (1568, 8428), (2107, 6272), (2401, 5504), (2408, 5488), (2744, 4816), (2752, 4802), (3136, 4214)]