490994685

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{474391}}^1$

素因数の和:474425

約数の個数: 24

約数和(自身を含む): 888061824

約数和(自身を除く): 397067139

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 474391, 1423173, 2371955, 4269519, 7115865, 10910993, 21347595, 32732979, 54554965, 98198937, 163664895, 490994685]

約数ペア:

[(1, 490994685), (3, 163664895), (5, 98198937), (9, 54554965), (15, 32732979), (23, 21347595), (45, 10910993), (69, 7115865), (115, 4269519), (207, 2371955), (345, 1423173), (1035, 474391)]