61978644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18919}}^1$

素因数の和:18949

約数の個数: 72

約数和(自身を含む): 192832640

約数和(自身を除く): 130853996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 18919, 37838, 56757, 75676, 113514, 132433, 170271, 227028, 245947, 264866, 340542, 397299, 491894, 529732, 681084, 737841, 794598, 983788, 1191897, 1475682, 1589196, 1721629, 2213523, 2383794, 2951364, 3443258, 4427046, 4767588, 5164887, 6886516, 8854092, 10329774, 15494661, 20659548, 30989322, 61978644]

約数ペア:

[(1, 61978644), (2, 30989322), (3, 20659548), (4, 15494661), (6, 10329774), (7, 8854092), (9, 6886516), (12, 5164887), (13, 4767588), (14, 4427046), (18, 3443258), (21, 2951364), (26, 2383794), (28, 2213523), (36, 1721629), (39, 1589196), (42, 1475682), (52, 1191897), (63, 983788), (78, 794598), (84, 737841), (91, 681084), (117, 529732), (126, 491894), (156, 397299), (182, 340542), (234, 264866), (252, 245947), (273, 227028), (364, 170271), (468, 132433), (546, 113514), (819, 75676), (1092, 56757), (1638, 37838), (3276, 18919)]