28102113

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 47591040

約数和(自身を除く): 19488927

約数列:

[1, 3, 9, 13, 23, 27, 39, 59, 69, 117, 177, 207, 299, 351, 531, 621, 767, 897, 1357, 1593, 2301, 2691, 3481, 4071, 6903, 8073, 10443, 12213, 17641, 20709, 31329, 36639, 45253, 52923, 80063, 93987, 135759, 158769, 240189, 407277, 476307, 720567, 1040819, 1221831, 2161701, 3122457, 9367371, 28102113]

約数ペア:

[(1, 28102113), (3, 9367371), (9, 3122457), (13, 2161701), (23, 1221831), (27, 1040819), (39, 720567), (59, 476307), (69, 407277), (117, 240189), (177, 158769), (207, 135759), (299, 93987), (351, 80063), (531, 52923), (621, 45253), (767, 36639), (897, 31329), (1357, 20709), (1593, 17641), (2301, 12213), (2691, 10443), (3481, 8073), (4071, 6903)]