28082691

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2017}}^1$

素因数の和:2060

約数の個数: 48

約数和(自身を含む): 52887744

約数和(自身を除く): 24805053

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 2017, 4641, 6051, 13923, 14119, 18153, 26221, 34289, 42357, 78663, 102867, 127071, 183547, 235989, 240023, 308601, 445757, 550641, 720069, 1337271, 1651923, 2160207, 3120299, 4011813, 9360897, 28082691]

約数ペア:

[(1, 28082691), (3, 9360897), (7, 4011813), (9, 3120299), (13, 2160207), (17, 1651923), (21, 1337271), (39, 720069), (51, 550641), (63, 445757), (91, 308601), (117, 240023), (119, 235989), (153, 183547), (221, 127071), (273, 102867), (357, 78663), (663, 42357), (819, 34289), (1071, 26221), (1547, 18153), (1989, 14119), (2017, 13923), (4641, 6051)]