31721746

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16301}}^1$

素因数の和:16449

約数の個数: 16

約数和(自身を含む): 54774720

約数和(自身を除く): 23052974

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 16301, 32602, 114107, 228214, 2265839, 4531678, 15860873, 31721746]

約数ペア:

[(1, 31721746), (2, 15860873), (7, 4531678), (14, 2265839), (139, 228214), (278, 114107), (973, 32602), (1946, 16301)]