1255774505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^2$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 1639921920

約数和(自身を除く): 384147415

約数列:

[1, 5, 19, 31, 95, 155, 589, 653, 2945, 3265, 12407, 20243, 62035, 101215, 384617, 426409, 1923085, 2132045, 8101771, 13218679, 40508855, 66093395, 251154901, 1255774505]

約数ペア:

[(1, 1255774505), (5, 251154901), (19, 66093395), (31, 40508855), (95, 13218679), (155, 8101771), (589, 2132045), (653, 1923085), (2945, 426409), (3265, 384617), (12407, 101215), (20243, 62035)]