2978514

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 8216208

約数和(自身を除く): 5237694

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 307, 441, 462, 539, 614, 693, 882, 921, 1078, 1386, 1617, 1842, 2149, 2763, 3234, 3377, 4298, 4851, 5526, 6447, 6754, 9702, 10131, 12894, 15043, 19341, 20262, 23639, 30086, 30393, 38682, 45129, 47278, 60786, 70917, 90258, 135387, 141834, 165473, 212751, 270774, 330946, 425502, 496419, 992838, 1489257, 2978514]

約数ペア:

[(1, 2978514), (2, 1489257), (3, 992838), (6, 496419), (7, 425502), (9, 330946), (11, 270774), (14, 212751), (18, 165473), (21, 141834), (22, 135387), (33, 90258), (42, 70917), (49, 60786), (63, 47278), (66, 45129), (77, 38682), (98, 30393), (99, 30086), (126, 23639), (147, 20262), (154, 19341), (198, 15043), (231, 12894), (294, 10131), (307, 9702), (441, 6754), (462, 6447), (539, 5526), (614, 4851), (693, 4298), (882, 3377), (921, 3234), (1078, 2763), (1386, 2149), (1617, 1842)]