31320856

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13007}}^1$

素因数の和:13063

約数の個数: 32

約数和(自身を含む): 68682240

約数和(自身を除く): 37361384

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 13007, 26014, 52028, 91049, 104056, 182098, 364196, 559301, 728392, 1118602, 2237204, 3915107, 4474408, 7830214, 15660428, 31320856]

約数ペア:

[(1, 31320856), (2, 15660428), (4, 7830214), (7, 4474408), (8, 3915107), (14, 2237204), (28, 1118602), (43, 728392), (56, 559301), (86, 364196), (172, 182098), (301, 104056), (344, 91049), (602, 52028), (1204, 26014), (2408, 13007)]