128215864

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{22669}}^1$

素因数の和:22783

約数の個数: 32

約数和(自身を含む): 277480800

約数和(自身を除く): 149264936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 22669, 45338, 90676, 158683, 181352, 317366, 634732, 1269464, 2289569, 4579138, 9158276, 16026983, 18316552, 32053966, 64107932, 128215864]

約数ペア:

[(1, 128215864), (2, 64107932), (4, 32053966), (7, 18316552), (8, 16026983), (14, 9158276), (28, 4579138), (56, 2289569), (101, 1269464), (202, 634732), (404, 317366), (707, 181352), (808, 158683), (1414, 90676), (2828, 45338), (5656, 22669)]