221036526

素因数分解:

$2^1\times 3^4\times {\mathrm{1364423}}^1$

素因数の和:1364437

約数の個数: 20

約数和(自身を含む): 495285912

約数和(自身を除く): 274249386

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1364423, 2728846, 4093269, 8186538, 12279807, 24559614, 36839421, 73678842, 110518263, 221036526]

約数ペア:

[(1, 221036526), (2, 110518263), (3, 73678842), (6, 36839421), (9, 24559614), (18, 12279807), (27, 8186538), (54, 4093269), (81, 2728846), (162, 1364423)]