66447927

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^2$

素因数の和:197

約数の個数: 54

約数和(自身を含む): 120301272

約数和(自身を除く): 53853345

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 79, 91, 117, 169, 237, 273, 507, 553, 711, 819, 1027, 1183, 1521, 1659, 3081, 3549, 4977, 6241, 7189, 9243, 10647, 13351, 18723, 21567, 40053, 43687, 56169, 64701, 81133, 93457, 120159, 131061, 243399, 280371, 393183, 567931, 730197, 841113, 1054729, 1703793, 3164187, 5111379, 7383103, 9492561, 22149309, 66447927]

約数ペア:

[(1, 66447927), (3, 22149309), (7, 9492561), (9, 7383103), (13, 5111379), (21, 3164187), (39, 1703793), (63, 1054729), (79, 841113), (91, 730197), (117, 567931), (169, 393183), (237, 280371), (273, 243399), (507, 131061), (553, 120159), (711, 93457), (819, 81133), (1027, 64701), (1183, 56169), (1521, 43687), (1659, 40053), (3081, 21567), (3549, 18723), (4977, 13351), (6241, 10647), (7189, 9243)]