8349975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 16539120

約数和(自身を除く): 8189145

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 59, 75, 85, 111, 153, 177, 185, 225, 255, 295, 333, 425, 531, 555, 629, 765, 885, 925, 1003, 1275, 1475, 1665, 1887, 2183, 2655, 2775, 3009, 3145, 3825, 4425, 5015, 5661, 6549, 8325, 9027, 9435, 10915, 13275, 15045, 15725, 19647, 25075, 28305, 32745, 37111, 45135, 47175, 54575, 75225, 98235, 111333, 141525, 163725, 185555, 225675, 333999, 491175, 556665, 927775, 1669995, 2783325, 8349975]

約数ペア:

[(1, 8349975), (3, 2783325), (5, 1669995), (9, 927775), (15, 556665), (17, 491175), (25, 333999), (37, 225675), (45, 185555), (51, 163725), (59, 141525), (75, 111333), (85, 98235), (111, 75225), (153, 54575), (177, 47175), (185, 45135), (225, 37111), (255, 32745), (295, 28305), (333, 25075), (425, 19647), (531, 15725), (555, 15045), (629, 13275), (765, 10915), (885, 9435), (925, 9027), (1003, 8325), (1275, 6549), (1475, 5661), (1665, 5015), (1887, 4425), (2183, 3825), (2655, 3145), (2775, 3009)]