289436475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1657}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 510690528

約数和(自身を除く): 221254053

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 137, 255, 411, 425, 685, 1275, 1657, 2055, 2329, 3425, 4971, 6987, 8285, 10275, 11645, 24855, 28169, 34935, 41425, 58225, 84507, 124275, 140845, 174675, 227009, 422535, 681027, 704225, 1135045, 2112675, 3405135, 3859153, 5675225, 11577459, 17025675, 19295765, 57887295, 96478825, 289436475]

約数ペア:

[(1, 289436475), (3, 96478825), (5, 57887295), (15, 19295765), (17, 17025675), (25, 11577459), (51, 5675225), (75, 3859153), (85, 3405135), (137, 2112675), (255, 1135045), (411, 704225), (425, 681027), (685, 422535), (1275, 227009), (1657, 174675), (2055, 140845), (2329, 124275), (3425, 84507), (4971, 58225), (6987, 41425), (8285, 34935), (10275, 28169), (11645, 24855)]