399951237356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13241}}^1\times {\mathrm{36131}}^1$

素因数の和:49406

約数の個数: 48

約数和(自身を含む): 803812705920

約数和(自身を除く): 403861468564

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 13241, 26482, 36131, 52964, 72262, 144524, 145651, 251579, 291302, 397441, 503158, 582604, 686489, 794882, 1006316, 1372978, 1589764, 2745956, 2767369, 5534738, 7551379, 11069476, 15102758, 30205516, 478410571, 956821142, 1913642284, 5262516281, 9089800849, 10525032562, 18179601698, 21050065124, 36359203396, 99987809339, 199975618678, 399951237356]

約数ペア:

[(1, 399951237356), (2, 199975618678), (4, 99987809339), (11, 36359203396), (19, 21050065124), (22, 18179601698), (38, 10525032562), (44, 9089800849), (76, 5262516281), (209, 1913642284), (418, 956821142), (836, 478410571), (13241, 30205516), (26482, 15102758), (36131, 11069476), (52964, 7551379), (72262, 5534738), (144524, 2767369), (145651, 2745956), (251579, 1589764), (291302, 1372978), (397441, 1006316), (503158, 794882), (582604, 686489)]