654920644

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{1249}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 1336720000

約数和(自身を除く): 681799356

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 307, 427, 614, 854, 1228, 1249, 1708, 2149, 2498, 4298, 4996, 8596, 8743, 17486, 18727, 34972, 37454, 74908, 76189, 131089, 152378, 262178, 304756, 383443, 524356, 533323, 766886, 1066646, 1533772, 2133292, 2684101, 5368202, 10736404, 23390023, 46780046, 93560092, 163730161, 327460322, 654920644]

約数ペア:

[(1, 654920644), (2, 327460322), (4, 163730161), (7, 93560092), (14, 46780046), (28, 23390023), (61, 10736404), (122, 5368202), (244, 2684101), (307, 2133292), (427, 1533772), (614, 1066646), (854, 766886), (1228, 533323), (1249, 524356), (1708, 383443), (2149, 304756), (2498, 262178), (4298, 152378), (4996, 131089), (8596, 76189), (8743, 74908), (17486, 37454), (18727, 34972)]