13687275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 27649024

約数和(自身を除く): 13961749

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 31, 35, 75, 87, 93, 105, 145, 155, 175, 203, 217, 435, 465, 525, 609, 651, 725, 775, 841, 899, 1015, 1085, 2175, 2325, 2523, 2697, 3045, 3255, 4205, 4495, 5075, 5425, 5887, 6293, 12615, 13485, 15225, 16275, 17661, 18879, 21025, 22475, 26071, 29435, 31465, 63075, 67425, 78213, 88305, 94395, 130355, 147175, 157325, 182497, 391065, 441525, 471975, 547491, 651775, 912485, 1955325, 2737455, 4562425, 13687275]

約数ペア:

[(1, 13687275), (3, 4562425), (5, 2737455), (7, 1955325), (15, 912485), (21, 651775), (25, 547491), (29, 471975), (31, 441525), (35, 391065), (75, 182497), (87, 157325), (93, 147175), (105, 130355), (145, 94395), (155, 88305), (175, 78213), (203, 67425), (217, 63075), (435, 31465), (465, 29435), (525, 26071), (609, 22475), (651, 21025), (725, 18879), (775, 17661), (841, 16275), (899, 15225), (1015, 13485), (1085, 12615), (2175, 6293), (2325, 5887), (2523, 5425), (2697, 5075), (3045, 4495), (3255, 4205)]