31306282

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 57196800

約数和(自身を除く): 25890518

約数列:

[1, 2, 7, 14, 17, 34, 119, 199, 238, 398, 661, 1322, 1393, 2786, 3383, 4627, 6766, 9254, 11237, 22474, 23681, 47362, 78659, 131539, 157318, 263078, 920773, 1841546, 2236163, 4472326, 15653141, 31306282]

約数ペア:

[(1, 31306282), (2, 15653141), (7, 4472326), (14, 2236163), (17, 1841546), (34, 920773), (119, 263078), (199, 157318), (238, 131539), (398, 78659), (661, 47362), (1322, 23681), (1393, 22474), (2786, 11237), (3383, 9254), (4627, 6766)]