319500272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{219437}}^1$

素因数の和:219465

約数の個数: 40

約数和(自身を含む): 761888736

約数和(自身を除く): 442388464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 219437, 438874, 877748, 1536059, 1755496, 2852681, 3072118, 3510992, 5705362, 6144236, 11410724, 12288472, 19968767, 22821448, 24576944, 39937534, 45642896, 79875068, 159750136, 319500272]

約数ペア:

[(1, 319500272), (2, 159750136), (4, 79875068), (7, 45642896), (8, 39937534), (13, 24576944), (14, 22821448), (16, 19968767), (26, 12288472), (28, 11410724), (52, 6144236), (56, 5705362), (91, 3510992), (104, 3072118), (112, 2852681), (182, 1755496), (208, 1536059), (364, 877748), (728, 438874), (1456, 219437)]