491567468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{15661}}^1$

素因数の和:15750

約数の個数: 48

約数和(自身を含む): 1052486400

約数和(自身を除く): 560918932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 826, 1121, 1652, 2242, 4484, 7847, 15661, 15694, 31322, 31388, 62644, 109627, 219254, 297559, 438508, 595118, 923999, 1190236, 1847998, 2082913, 3695996, 4165826, 6467993, 8331652, 12935986, 17555981, 25871972, 35111962, 70223924, 122891867, 245783734, 491567468]

約数ペア:

[(1, 491567468), (2, 245783734), (4, 122891867), (7, 70223924), (14, 35111962), (19, 25871972), (28, 17555981), (38, 12935986), (59, 8331652), (76, 6467993), (118, 4165826), (133, 3695996), (236, 2082913), (266, 1847998), (413, 1190236), (532, 923999), (826, 595118), (1121, 438508), (1652, 297559), (2242, 219254), (4484, 109627), (7847, 62644), (15661, 31388), (15694, 31322)]