351967588

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{20177}}^1$

素因数の和:20284

約数の個数: 36

約数和(自身を含む): 724591980

約数和(自身を除く): 372624392

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 8722, 17444, 20177, 40354, 80708, 141239, 282478, 564956, 988673, 1795753, 1977346, 3591506, 3954692, 7183012, 12570271, 25140542, 50281084, 87991897, 175983794, 351967588]

約数ペア:

[(1, 351967588), (2, 175983794), (4, 87991897), (7, 50281084), (14, 25140542), (28, 12570271), (49, 7183012), (89, 3954692), (98, 3591506), (178, 1977346), (196, 1795753), (356, 988673), (623, 564956), (1246, 282478), (2492, 141239), (4361, 80708), (8722, 40354), (17444, 20177)]