631287902

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{17191}}^1$

素因数の和:17304

約数の個数: 32

約数和(自身を含む): 1125594624

約数和(自身を除く): 494306722

約数列:

[1, 2, 7, 14, 43, 61, 86, 122, 301, 427, 602, 854, 2623, 5246, 17191, 18361, 34382, 36722, 120337, 240674, 739213, 1048651, 1478426, 2097302, 5174491, 7340557, 10348982, 14681114, 45091993, 90183986, 315643951, 631287902]

約数ペア:

[(1, 631287902), (2, 315643951), (7, 90183986), (14, 45091993), (43, 14681114), (61, 10348982), (86, 7340557), (122, 5174491), (301, 2097302), (427, 1478426), (602, 1048651), (854, 739213), (2623, 240674), (5246, 120337), (17191, 36722), (18361, 34382)]