290377934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{30911}}^1$

素因数の和:30992

約数の個数: 32

約数和(自身を含む): 551964672

約数和(自身を除く): 261586738

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 4697, 9394, 30911, 61822, 216377, 340021, 432754, 680042, 1885571, 2380147, 3771142, 4760294, 13198997, 20741281, 26397994, 41482562, 145188967, 290377934]

約数ペア:

[(1, 290377934), (2, 145188967), (7, 41482562), (11, 26397994), (14, 20741281), (22, 13198997), (61, 4760294), (77, 3771142), (122, 2380147), (154, 1885571), (427, 680042), (671, 432754), (854, 340021), (1342, 216377), (4697, 61822), (9394, 30911)]