285427857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{2351}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 448874496

約数和(自身を除く): 163446639

約数列:

[1, 3, 11, 13, 33, 39, 143, 283, 429, 849, 2351, 3113, 3679, 7053, 9339, 11037, 25861, 30563, 40469, 77583, 91689, 121407, 336193, 665333, 1008579, 1995999, 7318663, 8649329, 21955989, 25947987, 95142619, 285427857]

約数ペア:

[(1, 285427857), (3, 95142619), (11, 25947987), (13, 21955989), (33, 8649329), (39, 7318663), (143, 1995999), (283, 1008579), (429, 665333), (849, 336193), (2351, 121407), (3113, 91689), (3679, 77583), (7053, 40469), (9339, 30563), (11037, 25861)]