155495907

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 267890688

約数和(自身を除く): 112394781

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 103, 217, 279, 309, 651, 721, 773, 927, 1953, 2163, 2319, 3193, 5411, 6489, 6957, 9579, 16233, 22351, 23963, 28737, 48699, 67053, 71889, 79619, 167741, 201159, 215667, 238857, 503223, 557333, 716571, 1509669, 1671999, 2468189, 5015997, 7404567, 17277323, 22213701, 51831969, 155495907]

約数ペア:

[(1, 155495907), (3, 51831969), (7, 22213701), (9, 17277323), (21, 7404567), (31, 5015997), (63, 2468189), (93, 1671999), (103, 1509669), (217, 716571), (279, 557333), (309, 503223), (651, 238857), (721, 215667), (773, 201159), (927, 167741), (1953, 79619), (2163, 71889), (2319, 67053), (3193, 48699), (5411, 28737), (6489, 23963), (6957, 22351), (9579, 16233)]