291239234995

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1481}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 363583209600

約数和(自身を除く): 72343974605

約数列:

[1, 5, 43, 89, 215, 239, 445, 1195, 1481, 1849, 3827, 7405, 9245, 10277, 19135, 21271, 51385, 63683, 106355, 131809, 164561, 318415, 353959, 441911, 659045, 822805, 914653, 1769795, 2209555, 2738369, 4573265, 5667787, 13691845, 15220237, 28338935, 31502351, 39330079, 76101185, 157511755, 196650395, 243714841, 654470191, 1218574205, 1354601093, 3272350955, 6773005465, 58247846999, 291239234995]

約数ペア:

[(1, 291239234995), (5, 58247846999), (43, 6773005465), (89, 3272350955), (215, 1354601093), (239, 1218574205), (445, 654470191), (1195, 243714841), (1481, 196650395), (1849, 157511755), (3827, 76101185), (7405, 39330079), (9245, 31502351), (10277, 28338935), (19135, 15220237), (21271, 13691845), (51385, 5667787), (63683, 4573265), (106355, 2738369), (131809, 2209555), (164561, 1769795), (318415, 914653), (353959, 822805), (441911, 659045)]