219735628

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 450261504

約数和(自身を除く): 230525876

約数列:

[1, 2, 4, 7, 14, 28, 71, 107, 142, 214, 284, 428, 497, 749, 994, 1033, 1498, 1988, 2066, 2996, 4132, 7231, 7597, 14462, 15194, 28924, 30388, 53179, 73343, 106358, 110531, 146686, 212716, 221062, 293372, 442124, 513401, 773717, 1026802, 1547434, 2053604, 3094868, 7847701, 15695402, 31390804, 54933907, 109867814, 219735628]

約数ペア:

[(1, 219735628), (2, 109867814), (4, 54933907), (7, 31390804), (14, 15695402), (28, 7847701), (71, 3094868), (107, 2053604), (142, 1547434), (214, 1026802), (284, 773717), (428, 513401), (497, 442124), (749, 293372), (994, 221062), (1033, 212716), (1498, 146686), (1988, 110531), (2066, 106358), (2996, 73343), (4132, 53179), (7231, 30388), (7597, 28924), (14462, 15194)]