2828149345

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{81703}}^1$

素因数の和:81781

約数の個数: 32

約数和(自身を含む): 4141412352

約数和(自身を除く): 1313263007

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1505, 4945, 6923, 34615, 81703, 408515, 571921, 1879169, 2859605, 3513229, 9395845, 13154183, 17566145, 24592603, 65770915, 80804267, 122963015, 404021335, 565629869, 2828149345]

約数ペア:

[(1, 2828149345), (5, 565629869), (7, 404021335), (23, 122963015), (35, 80804267), (43, 65770915), (115, 24592603), (161, 17566145), (215, 13154183), (301, 9395845), (805, 3513229), (989, 2859605), (1505, 1879169), (4945, 571921), (6923, 408515), (34615, 81703)]