306072351

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 515576880

約数和(自身を除く): 209504529

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 169, 243, 257, 261, 351, 377, 507, 771, 783, 1053, 1131, 1521, 2313, 2349, 3159, 3341, 3393, 4563, 4901, 6939, 7047, 7453, 10023, 10179, 13689, 14703, 20817, 22359, 30069, 30537, 41067, 43433, 44109, 62451, 67077, 90207, 91611, 96889, 130299, 132327, 201231, 270621, 290667, 390897, 396981, 603693, 811863, 872001, 1172691, 1190943, 1259557, 1811079, 2616003, 3518073, 3778671, 7848009, 10554219, 11336013, 23544027, 34008039, 102024117, 306072351]

約数ペア:

[(1, 306072351), (3, 102024117), (9, 34008039), (13, 23544027), (27, 11336013), (29, 10554219), (39, 7848009), (81, 3778671), (87, 3518073), (117, 2616003), (169, 1811079), (243, 1259557), (257, 1190943), (261, 1172691), (351, 872001), (377, 811863), (507, 603693), (771, 396981), (783, 390897), (1053, 290667), (1131, 270621), (1521, 201231), (2313, 132327), (2349, 130299), (3159, 96889), (3341, 91611), (3393, 90207), (4563, 67077), (4901, 62451), (6939, 44109), (7047, 43433), (7453, 41067), (10023, 30537), (10179, 30069), (13689, 22359), (14703, 20817)]