239310045

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 470870400

約数和(自身を除く): 231560355

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 109, 117, 135, 139, 195, 243, 327, 351, 405, 417, 545, 585, 695, 981, 1053, 1215, 1251, 1417, 1635, 1755, 1807, 2085, 2943, 3159, 3753, 4251, 4905, 5265, 5421, 6255, 7085, 8829, 9035, 11259, 12753, 14715, 15151, 15795, 16263, 18765, 21255, 26487, 27105, 33777, 38259, 44145, 45453, 48789, 56295, 63765, 75755, 81315, 114777, 132435, 136359, 146367, 168885, 191295, 196963, 227265, 243945, 344331, 409077, 439101, 573885, 590889, 681795, 731835, 984815, 1227231, 1721655, 1772667, 2045385, 2195505, 2954445, 3681693, 5318001, 6136155, 8863335, 15954003, 18408465, 26590005, 47862009, 79770015, 239310045]

約数ペア:

[(1, 239310045), (3, 79770015), (5, 47862009), (9, 26590005), (13, 18408465), (15, 15954003), (27, 8863335), (39, 6136155), (45, 5318001), (65, 3681693), (81, 2954445), (109, 2195505), (117, 2045385), (135, 1772667), (139, 1721655), (195, 1227231), (243, 984815), (327, 731835), (351, 681795), (405, 590889), (417, 573885), (545, 439101), (585, 409077), (695, 344331), (981, 243945), (1053, 227265), (1215, 196963), (1251, 191295), (1417, 168885), (1635, 146367), (1755, 136359), (1807, 132435), (2085, 114777), (2943, 81315), (3159, 75755), (3753, 63765), (4251, 56295), (4905, 48789), (5265, 45453), (5421, 44145), (6255, 38259), (7085, 33777), (8829, 27105), (9035, 26487), (11259, 21255), (12753, 18765), (14715, 16263), (15151, 15795)]