156978136

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{164893}}^1$

素因数の和:164923

約数の個数: 32

約数和(自身を含む): 356171040

約数和(自身を除く): 199192904

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 164893, 329786, 659572, 1154251, 1319144, 2308502, 2803181, 4617004, 5606362, 9234008, 11212724, 19622267, 22425448, 39244534, 78489068, 156978136]

約数ペア:

[(1, 156978136), (2, 78489068), (4, 39244534), (7, 22425448), (8, 19622267), (14, 11212724), (17, 9234008), (28, 5606362), (34, 4617004), (56, 2803181), (68, 2308502), (119, 1319144), (136, 1154251), (238, 659572), (476, 329786), (952, 164893)]