2513157031

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5479}}^1$

素因数の和:5564

約数の個数: 48

約数和(自身を含む): 3418467840

約数和(自身を除く): 905310809

約数列:

[1, 7, 11, 23, 37, 49, 77, 161, 253, 259, 407, 539, 851, 1127, 1771, 1813, 2849, 5479, 5957, 9361, 12397, 19943, 38353, 41699, 60269, 65527, 126017, 202723, 268471, 421883, 458689, 882119, 1386187, 1419061, 2229953, 2953181, 4662629, 6174833, 9703309, 9933427, 15609671, 32638403, 51288919, 67923163, 109267697, 228468821, 359022433, 2513157031]

約数ペア:

[(1, 2513157031), (7, 359022433), (11, 228468821), (23, 109267697), (37, 67923163), (49, 51288919), (77, 32638403), (161, 15609671), (253, 9933427), (259, 9703309), (407, 6174833), (539, 4662629), (851, 2953181), (1127, 2229953), (1771, 1419061), (1813, 1386187), (2849, 882119), (5479, 458689), (5957, 421883), (9361, 268471), (12397, 202723), (19943, 126017), (38353, 65527), (41699, 60269)]