61408515

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 122791680

約数和(自身を除く): 61383165

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 43, 49, 67, 87, 105, 129, 145, 147, 201, 203, 215, 245, 301, 335, 435, 469, 609, 645, 735, 903, 1005, 1015, 1247, 1407, 1421, 1505, 1943, 2107, 2345, 2881, 3045, 3283, 3741, 4263, 4515, 5829, 6235, 6321, 7035, 7105, 8643, 8729, 9715, 9849, 10535, 13601, 14405, 16415, 18705, 20167, 21315, 26187, 29145, 31605, 40803, 43215, 43645, 49245, 60501, 61103, 68005, 83549, 95207, 100835, 130935, 141169, 183309, 204015, 250647, 285621, 302505, 305515, 417745, 423507, 476035, 584843, 705845, 916545, 1253235, 1428105, 1754529, 2117535, 2924215, 4093901, 8772645, 12281703, 20469505, 61408515]

約数ペア:

[(1, 61408515), (3, 20469505), (5, 12281703), (7, 8772645), (15, 4093901), (21, 2924215), (29, 2117535), (35, 1754529), (43, 1428105), (49, 1253235), (67, 916545), (87, 705845), (105, 584843), (129, 476035), (145, 423507), (147, 417745), (201, 305515), (203, 302505), (215, 285621), (245, 250647), (301, 204015), (335, 183309), (435, 141169), (469, 130935), (609, 100835), (645, 95207), (735, 83549), (903, 68005), (1005, 61103), (1015, 60501), (1247, 49245), (1407, 43645), (1421, 43215), (1505, 40803), (1943, 31605), (2107, 29145), (2345, 26187), (2881, 21315), (3045, 20167), (3283, 18705), (3741, 16415), (4263, 14405), (4515, 13601), (5829, 10535), (6235, 9849), (6321, 9715), (7035, 8729), (7105, 8643)]