8542989

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 16804480

約数和(自身を除く): 8261491

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 61, 63, 81, 91, 117, 133, 171, 183, 189, 247, 273, 351, 399, 427, 513, 549, 567, 741, 793, 819, 1053, 1159, 1197, 1281, 1539, 1647, 1729, 2223, 2379, 2457, 3477, 3591, 3843, 4941, 5187, 5551, 6669, 7137, 7371, 8113, 10431, 10773, 11529, 15067, 15561, 16653, 20007, 21411, 24339, 31293, 34587, 45201, 46683, 49959, 64233, 73017, 93879, 105469, 135603, 140049, 149877, 219051, 316407, 406809, 449631, 657153, 949221, 1220427, 2847663, 8542989]

約数ペア:

[(1, 8542989), (3, 2847663), (7, 1220427), (9, 949221), (13, 657153), (19, 449631), (21, 406809), (27, 316407), (39, 219051), (57, 149877), (61, 140049), (63, 135603), (81, 105469), (91, 93879), (117, 73017), (133, 64233), (171, 49959), (183, 46683), (189, 45201), (247, 34587), (273, 31293), (351, 24339), (399, 21411), (427, 20007), (513, 16653), (549, 15561), (567, 15067), (741, 11529), (793, 10773), (819, 10431), (1053, 8113), (1159, 7371), (1197, 7137), (1281, 6669), (1539, 5551), (1647, 5187), (1729, 4941), (2223, 3843), (2379, 3591), (2457, 3477)]