257088

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:131

約数の個数: 56

約数和(自身を含む): 739648

約数和(自身を除く): 482560

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 103, 104, 156, 192, 206, 208, 309, 312, 412, 416, 618, 624, 824, 832, 1236, 1248, 1339, 1648, 2472, 2496, 2678, 3296, 4017, 4944, 5356, 6592, 8034, 9888, 10712, 16068, 19776, 21424, 32136, 42848, 64272, 85696, 128544, 257088]

約数ペア:

[(1, 257088), (2, 128544), (3, 85696), (4, 64272), (6, 42848), (8, 32136), (12, 21424), (13, 19776), (16, 16068), (24, 10712), (26, 9888), (32, 8034), (39, 6592), (48, 5356), (52, 4944), (64, 4017), (78, 3296), (96, 2678), (103, 2496), (104, 2472), (156, 1648), (192, 1339), (206, 1248), (208, 1236), (309, 832), (312, 824), (412, 624), (416, 618)]