31090644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2197

約数の個数: 72

約数和(自身を含む): 87406592

約数和(自身を除く): 56315948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2143, 2418, 3627, 4286, 4836, 6429, 7254, 8572, 12858, 14508, 19287, 25716, 27859, 38574, 55718, 66433, 77148, 83577, 111436, 132866, 167154, 199299, 250731, 265732, 334308, 398598, 501462, 597897, 797196, 863629, 1002924, 1195794, 1727258, 2391588, 2590887, 3454516, 5181774, 7772661, 10363548, 15545322, 31090644]

約数ペア:

[(1, 31090644), (2, 15545322), (3, 10363548), (4, 7772661), (6, 5181774), (9, 3454516), (12, 2590887), (13, 2391588), (18, 1727258), (26, 1195794), (31, 1002924), (36, 863629), (39, 797196), (52, 597897), (62, 501462), (78, 398598), (93, 334308), (117, 265732), (124, 250731), (156, 199299), (186, 167154), (234, 132866), (279, 111436), (372, 83577), (403, 77148), (468, 66433), (558, 55718), (806, 38574), (1116, 27859), (1209, 25716), (1612, 19287), (2143, 14508), (2418, 12858), (3627, 8572), (4286, 7254), (4836, 6429)]