31719156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{449}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 87796800

約数和(自身を除く): 56077644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 449, 609, 812, 841, 898, 1218, 1347, 1682, 1796, 2436, 2523, 2694, 3143, 3364, 5046, 5388, 5887, 6286, 9429, 10092, 11774, 12572, 13021, 17661, 18858, 23548, 26042, 35322, 37716, 39063, 52084, 70644, 78126, 91147, 156252, 182294, 273441, 364588, 377609, 546882, 755218, 1093764, 1132827, 1510436, 2265654, 2643263, 4531308, 5286526, 7929789, 10573052, 15859578, 31719156]

約数ペア:

[(1, 31719156), (2, 15859578), (3, 10573052), (4, 7929789), (6, 5286526), (7, 4531308), (12, 2643263), (14, 2265654), (21, 1510436), (28, 1132827), (29, 1093764), (42, 755218), (58, 546882), (84, 377609), (87, 364588), (116, 273441), (174, 182294), (203, 156252), (348, 91147), (406, 78126), (449, 70644), (609, 52084), (812, 39063), (841, 37716), (898, 35322), (1218, 26042), (1347, 23548), (1682, 18858), (1796, 17661), (2436, 13021), (2523, 12572), (2694, 11774), (3143, 10092), (3364, 9429), (5046, 6286), (5388, 5887)]