205432815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63113}}^1$

素因数の和:63159

約数の個数: 32

約数和(自身を含む): 387772416

約数和(自身を除く): 182339601

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 63113, 189339, 315565, 441791, 946695, 1325373, 1956503, 2208955, 5869509, 6626865, 9782515, 13695521, 29347545, 41086563, 68477605, 205432815]

約数ペア:

[(1, 205432815), (3, 68477605), (5, 41086563), (7, 29347545), (15, 13695521), (21, 9782515), (31, 6626865), (35, 5869509), (93, 2208955), (105, 1956503), (155, 1325373), (217, 946695), (465, 441791), (651, 315565), (1085, 189339), (3255, 63113)]