201729225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 364539168

約数和(自身を除く): 162809943

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 227, 255, 289, 425, 615, 681, 697, 867, 1025, 1135, 1275, 1445, 2091, 3075, 3405, 3485, 3859, 4335, 5675, 7225, 9307, 10455, 11577, 11849, 17025, 17425, 19295, 21675, 27921, 35547, 46535, 52275, 57885, 59245, 65603, 96475, 139605, 158219, 177735, 196809, 232675, 289425, 296225, 328015, 474657, 698025, 791095, 888675, 984045, 1640075, 2373285, 2689723, 3955475, 4920225, 8069169, 11866425, 13448615, 40345845, 67243075, 201729225]

約数ペア:

[(1, 201729225), (3, 67243075), (5, 40345845), (15, 13448615), (17, 11866425), (25, 8069169), (41, 4920225), (51, 3955475), (75, 2689723), (85, 2373285), (123, 1640075), (205, 984045), (227, 888675), (255, 791095), (289, 698025), (425, 474657), (615, 328015), (681, 296225), (697, 289425), (867, 232675), (1025, 196809), (1135, 177735), (1275, 158219), (1445, 139605), (2091, 96475), (3075, 65603), (3405, 59245), (3485, 57885), (3859, 52275), (4335, 46535), (5675, 35547), (7225, 27921), (9307, 21675), (10455, 19295), (11577, 17425), (11849, 17025)]