7209904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2077

約数の個数: 40

約数和(自身を含む): 15936480

約数和(自身を除く): 8726576

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 2039, 3536, 4078, 8156, 16312, 26507, 32624, 34663, 53014, 69326, 106028, 138652, 212056, 277304, 424112, 450619, 554608, 901238, 1802476, 3604952, 7209904]

約数ペア:

[(1, 7209904), (2, 3604952), (4, 1802476), (8, 901238), (13, 554608), (16, 450619), (17, 424112), (26, 277304), (34, 212056), (52, 138652), (68, 106028), (104, 69326), (136, 53014), (208, 34663), (221, 32624), (272, 26507), (442, 16312), (884, 8156), (1768, 4078), (2039, 3536)]