331567138

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 625996800

約数和(自身を除く): 294429662

約数列:

[1, 2, 7, 14, 19, 37, 38, 59, 74, 118, 133, 259, 266, 413, 518, 571, 703, 826, 1121, 1142, 1406, 2183, 2242, 3997, 4366, 4921, 7847, 7994, 9842, 10849, 15281, 15694, 21127, 21698, 30562, 33689, 41477, 42254, 67378, 75943, 82954, 147889, 151886, 235823, 290339, 295778, 401413, 471646, 580678, 640091, 802826, 1246493, 1280182, 2492986, 2809891, 4480637, 5619782, 8725451, 8961274, 17450902, 23683367, 47366734, 165783569, 331567138]

約数ペア:

[(1, 331567138), (2, 165783569), (7, 47366734), (14, 23683367), (19, 17450902), (37, 8961274), (38, 8725451), (59, 5619782), (74, 4480637), (118, 2809891), (133, 2492986), (259, 1280182), (266, 1246493), (413, 802826), (518, 640091), (571, 580678), (703, 471646), (826, 401413), (1121, 295778), (1142, 290339), (1406, 235823), (2183, 151886), (2242, 147889), (3997, 82954), (4366, 75943), (4921, 67378), (7847, 42254), (7994, 41477), (9842, 33689), (10849, 30562), (15281, 21698), (15694, 21127)]