245777985

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{133213}}^1$

素因数の和:133265

約数の個数: 24

約数和(自身を含む): 436409064

約数和(自身を除く): 190631079

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 133213, 399639, 666065, 1198917, 1998195, 5461733, 5994585, 16385199, 27308665, 49155597, 81925995, 245777985]

約数ペア:

[(1, 245777985), (3, 81925995), (5, 49155597), (9, 27308665), (15, 16385199), (41, 5994585), (45, 5461733), (123, 1998195), (205, 1198917), (369, 666065), (615, 399639), (1845, 133213)]