31283055

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 56103840

約数和(自身を除く): 24820785

約数列:

[1, 3, 5, 9, 15, 45, 73, 89, 107, 219, 267, 321, 365, 445, 535, 657, 801, 963, 1095, 1335, 1605, 3285, 4005, 4815, 6497, 7811, 9523, 19491, 23433, 28569, 32485, 39055, 47615, 58473, 70299, 85707, 97455, 117165, 142845, 292365, 351495, 428535, 695179, 2085537, 3475895, 6256611, 10427685, 31283055]

約数ペア:

[(1, 31283055), (3, 10427685), (5, 6256611), (9, 3475895), (15, 2085537), (45, 695179), (73, 428535), (89, 351495), (107, 292365), (219, 142845), (267, 117165), (321, 97455), (365, 85707), (445, 70299), (535, 58473), (657, 47615), (801, 39055), (963, 32485), (1095, 28569), (1335, 23433), (1605, 19491), (3285, 9523), (4005, 7811), (4815, 6497)]