31186194

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 73664640

約数和(自身を除く): 42478446

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 51, 58, 78, 87, 102, 174, 221, 377, 442, 493, 663, 754, 811, 986, 1131, 1326, 1479, 1622, 2262, 2433, 2958, 4866, 6409, 10543, 12818, 13787, 19227, 21086, 23519, 27574, 31629, 38454, 41361, 47038, 63258, 70557, 82722, 141114, 179231, 305747, 358462, 399823, 537693, 611494, 799646, 917241, 1075386, 1199469, 1834482, 2398938, 5197699, 10395398, 15593097, 31186194]

約数ペア:

[(1, 31186194), (2, 15593097), (3, 10395398), (6, 5197699), (13, 2398938), (17, 1834482), (26, 1199469), (29, 1075386), (34, 917241), (39, 799646), (51, 611494), (58, 537693), (78, 399823), (87, 358462), (102, 305747), (174, 179231), (221, 141114), (377, 82722), (442, 70557), (493, 63258), (663, 47038), (754, 41361), (811, 38454), (986, 31629), (1131, 27574), (1326, 23519), (1479, 21086), (1622, 19227), (2262, 13787), (2433, 12818), (2958, 10543), (4866, 6409)]