6621615

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:59

約数の個数: 128

約数和(自身を含む): 16128000

約数和(自身を除く): 9506385

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 27, 33, 35, 39, 45, 49, 55, 63, 65, 77, 91, 99, 105, 117, 135, 143, 147, 165, 189, 195, 231, 245, 273, 297, 315, 343, 351, 385, 429, 441, 455, 495, 539, 585, 637, 693, 715, 735, 819, 945, 1001, 1029, 1155, 1287, 1323, 1365, 1485, 1617, 1715, 1755, 1911, 2079, 2145, 2205, 2457, 2695, 3003, 3087, 3185, 3465, 3773, 3861, 4095, 4459, 4851, 5005, 5145, 5733, 6435, 6615, 7007, 8085, 9009, 9261, 9555, 10395, 11319, 12285, 13377, 14553, 15015, 15435, 17199, 18865, 19305, 21021, 22295, 24255, 27027, 28665, 33957, 35035, 40131, 45045, 46305, 49049, 56595, 63063, 66885, 72765, 85995, 101871, 105105, 120393, 135135, 147147, 169785, 189189, 200655, 245245, 315315, 441441, 509355, 601965, 735735, 945945, 1324323, 2207205, 6621615]

約数ペア:

[(1, 6621615), (3, 2207205), (5, 1324323), (7, 945945), (9, 735735), (11, 601965), (13, 509355), (15, 441441), (21, 315315), (27, 245245), (33, 200655), (35, 189189), (39, 169785), (45, 147147), (49, 135135), (55, 120393), (63, 105105), (65, 101871), (77, 85995), (91, 72765), (99, 66885), (105, 63063), (117, 56595), (135, 49049), (143, 46305), (147, 45045), (165, 40131), (189, 35035), (195, 33957), (231, 28665), (245, 27027), (273, 24255), (297, 22295), (315, 21021), (343, 19305), (351, 18865), (385, 17199), (429, 15435), (441, 15015), (455, 14553), (495, 13377), (539, 12285), (585, 11319), (637, 10395), (693, 9555), (715, 9261), (735, 9009), (819, 8085), (945, 7007), (1001, 6615), (1029, 6435), (1155, 5733), (1287, 5145), (1323, 5005), (1365, 4851), (1485, 4459), (1617, 4095), (1715, 3861), (1755, 3773), (1911, 3465), (2079, 3185), (2145, 3087), (2205, 3003), (2457, 2695)]