290861454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{15473}}^1$

素因数の和:15732

約数の個数: 32

約数和(自身を含む): 629110944

約数和(自身を除く): 338249490

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241, 482, 723, 1446, 3133, 6266, 9399, 15473, 18798, 30946, 46419, 92838, 201149, 402298, 603447, 1206894, 3728993, 7457986, 11186979, 22373958, 48476909, 96953818, 145430727, 290861454]

約数ペア:

[(1, 290861454), (2, 145430727), (3, 96953818), (6, 48476909), (13, 22373958), (26, 11186979), (39, 7457986), (78, 3728993), (241, 1206894), (482, 603447), (723, 402298), (1446, 201149), (3133, 92838), (6266, 46419), (9399, 30946), (15473, 18798)]