215996984

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{38189}}^1$

素因数の和:38303

約数の個数: 32

約数和(自身を含む): 467445600

約数和(自身を除く): 251448616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 38189, 76378, 152756, 267323, 305512, 534646, 1069292, 2138584, 3857089, 7714178, 15428356, 26999623, 30856712, 53999246, 107998492, 215996984]

約数ペア:

[(1, 215996984), (2, 107998492), (4, 53999246), (7, 30856712), (8, 26999623), (14, 15428356), (28, 7714178), (56, 3857089), (101, 2138584), (202, 1069292), (404, 534646), (707, 305512), (808, 267323), (1414, 152756), (2828, 76378), (5656, 38189)]