28361508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19861}}^1$

素因数の和:19892

約数の個数: 48

約数和(自身を含む): 80083584

約数和(自身を除く): 51722076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 19861, 39722, 59583, 79444, 119166, 139027, 238332, 278054, 337637, 417081, 556108, 675274, 834162, 1012911, 1350548, 1668324, 2025822, 2363459, 4051644, 4726918, 7090377, 9453836, 14180754, 28361508]

約数ペア:

[(1, 28361508), (2, 14180754), (3, 9453836), (4, 7090377), (6, 4726918), (7, 4051644), (12, 2363459), (14, 2025822), (17, 1668324), (21, 1350548), (28, 1012911), (34, 834162), (42, 675274), (51, 556108), (68, 417081), (84, 337637), (102, 278054), (119, 238332), (204, 139027), (238, 119166), (357, 79444), (476, 59583), (714, 39722), (1428, 19861)]