31880596

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 61818400

約数和(自身を除く): 29937804

約数列:

[1, 2, 4, 11, 22, 44, 121, 199, 242, 331, 398, 484, 662, 796, 1324, 2189, 3641, 4378, 7282, 8756, 14564, 24079, 40051, 48158, 65869, 80102, 96316, 131738, 160204, 263476, 724559, 1449118, 2898236, 7970149, 15940298, 31880596]

約数ペア:

[(1, 31880596), (2, 15940298), (4, 7970149), (11, 2898236), (22, 1449118), (44, 724559), (121, 263476), (199, 160204), (242, 131738), (331, 96316), (398, 80102), (484, 65869), (662, 48158), (796, 40051), (1324, 24079), (2189, 14564), (3641, 8756), (4378, 7282)]