219212972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1153}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 436212000

約数和(自身を除く): 216999028

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 149, 298, 319, 596, 638, 1153, 1276, 1639, 2306, 3278, 4321, 4612, 6556, 8642, 12683, 17284, 25366, 33437, 47531, 50732, 66874, 95062, 133748, 171797, 190124, 343594, 367807, 687188, 735614, 1471228, 1889767, 3779534, 4982113, 7559068, 9964226, 19928452, 54803243, 109606486, 219212972]

約数ペア:

[(1, 219212972), (2, 109606486), (4, 54803243), (11, 19928452), (22, 9964226), (29, 7559068), (44, 4982113), (58, 3779534), (116, 1889767), (149, 1471228), (298, 735614), (319, 687188), (596, 367807), (638, 343594), (1153, 190124), (1276, 171797), (1639, 133748), (2306, 95062), (3278, 66874), (4321, 50732), (4612, 47531), (6556, 33437), (8642, 25366), (12683, 17284)]