13949775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 30292704

約数和(自身を除く): 16342929

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 521, 525, 595, 765, 1071, 1275, 1563, 1575, 1785, 2605, 2975, 3647, 3825, 4689, 5355, 7815, 8857, 8925, 10941, 13025, 18235, 23445, 26571, 26775, 32823, 39075, 44285, 54705, 61999, 79713, 91175, 117225, 132855, 164115, 185997, 221425, 273525, 309995, 398565, 557991, 664275, 820575, 929985, 1549975, 1992825, 2789955, 4649925, 13949775]

約数ペア:

[(1, 13949775), (3, 4649925), (5, 2789955), (7, 1992825), (9, 1549975), (15, 929985), (17, 820575), (21, 664275), (25, 557991), (35, 398565), (45, 309995), (51, 273525), (63, 221425), (75, 185997), (85, 164115), (105, 132855), (119, 117225), (153, 91175), (175, 79713), (225, 61999), (255, 54705), (315, 44285), (357, 39075), (425, 32823), (521, 26775), (525, 26571), (595, 23445), (765, 18235), (1071, 13025), (1275, 10941), (1563, 8925), (1575, 8857), (1785, 7815), (2605, 5355), (2975, 4689), (3647, 3825)]