2039955

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 3483648

約数和(自身を除く): 1443693

約数列:

[1, 3, 5, 15, 31, 41, 93, 107, 123, 155, 205, 321, 465, 535, 615, 1271, 1605, 3317, 3813, 4387, 6355, 9951, 13161, 16585, 19065, 21935, 49755, 65805, 135997, 407991, 679985, 2039955]

約数ペア:

[(1, 2039955), (3, 679985), (5, 407991), (15, 135997), (31, 65805), (41, 49755), (93, 21935), (107, 19065), (123, 16585), (155, 13161), (205, 9951), (321, 6355), (465, 4387), (535, 3813), (615, 3317), (1271, 1605)]