19574006805

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1\times {\mathrm{3697}}^1$

素因数の和:4500

約数の個数: 80

約数和(自身を含む): 37210607280

約数和(自身を除く): 17636600475

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 769, 1377, 2295, 2307, 3697, 3845, 6885, 6921, 11091, 11535, 13073, 18485, 20763, 33273, 34605, 39219, 55455, 62289, 62849, 65365, 99819, 103815, 117657, 166365, 188547, 196095, 299457, 311445, 314245, 352971, 499095, 565641, 588285, 942735, 1058913, 1497285, 1696923, 1764855, 2828205, 2842993, 5090769, 5294565, 8484615, 8528979, 14214965, 25453845, 25586937, 42644895, 48330881, 76760811, 127934685, 144992643, 230282433, 241654405, 383804055, 434977929, 724963215, 1151412165, 1304933787, 2174889645, 3914801361, 6524668935, 19574006805]

約数ペア:

[(1, 19574006805), (3, 6524668935), (5, 3914801361), (9, 2174889645), (15, 1304933787), (17, 1151412165), (27, 724963215), (45, 434977929), (51, 383804055), (81, 241654405), (85, 230282433), (135, 144992643), (153, 127934685), (255, 76760811), (405, 48330881), (459, 42644895), (765, 25586937), (769, 25453845), (1377, 14214965), (2295, 8528979), (2307, 8484615), (3697, 5294565), (3845, 5090769), (6885, 2842993), (6921, 2828205), (11091, 1764855), (11535, 1696923), (13073, 1497285), (18485, 1058913), (20763, 942735), (33273, 588285), (34605, 565641), (39219, 499095), (55455, 352971), (62289, 314245), (62849, 311445), (65365, 299457), (99819, 196095), (103815, 188547), (117657, 166365)]