201645297

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 345899008

約数和(自身を除く): 144253711

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 223, 279, 463, 651, 669, 1389, 1561, 1953, 2007, 3241, 4167, 4683, 6913, 9723, 14049, 14353, 20739, 29169, 43059, 48391, 62217, 100471, 103249, 129177, 145173, 301413, 309747, 435519, 722743, 904239, 929241, 2168229, 3200719, 6504687, 9602157, 22405033, 28806471, 67215099, 201645297]

約数ペア:

[(1, 201645297), (3, 67215099), (7, 28806471), (9, 22405033), (21, 9602157), (31, 6504687), (63, 3200719), (93, 2168229), (217, 929241), (223, 904239), (279, 722743), (463, 435519), (651, 309747), (669, 301413), (1389, 145173), (1561, 129177), (1953, 103249), (2007, 100471), (3241, 62217), (4167, 48391), (4683, 43059), (6913, 29169), (9723, 20739), (14049, 14353)]