31921988

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 68140800

約数和(自身を除く): 36218812

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 199, 238, 337, 398, 476, 674, 796, 1348, 1393, 2359, 2786, 3383, 4718, 5572, 5729, 6766, 9436, 11458, 13532, 22916, 23681, 40103, 47362, 67063, 80206, 94724, 134126, 160412, 268252, 469441, 938882, 1140071, 1877764, 2280142, 4560284, 7980497, 15960994, 31921988]

約数ペア:

[(1, 31921988), (2, 15960994), (4, 7980497), (7, 4560284), (14, 2280142), (17, 1877764), (28, 1140071), (34, 938882), (68, 469441), (119, 268252), (199, 160412), (238, 134126), (337, 94724), (398, 80206), (476, 67063), (674, 47362), (796, 40103), (1348, 23681), (1393, 22916), (2359, 13532), (2786, 11458), (3383, 9436), (4718, 6766), (5572, 5729)]