31397408

素因数分解:

$2^5\times 7^1\times {\mathrm{140167}}^1$

素因数の和:140184

約数の個数: 24

約数和(自身を含む): 70644672

約数和(自身を除く): 39247264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 140167, 280334, 560668, 981169, 1121336, 1962338, 2242672, 3924676, 4485344, 7849352, 15698704, 31397408]

約数ペア:

[(1, 31397408), (2, 15698704), (4, 7849352), (7, 4485344), (8, 3924676), (14, 2242672), (16, 1962338), (28, 1121336), (32, 981169), (56, 560668), (112, 280334), (224, 140167)]